YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A hand tool includes a first handle, a second handle, a rotating locking set and a button set. The first and second handles include oblique faces respectively. The rotating locking set includes an annular seat arranged in the first handle, a locking barrel passing the annular seat and rotatable relative to the annular seat, and a locking block. The locking barrel includes an insertion hole and at least one locking groove communicating with each other. One end of the locking block is fixed on the second handle, and the other end of the locking block is combined with the locking barrel. The button set is disposed on the first handle and includes a button exposed from the first handle, a locking lever, and a spring. The locking lever is connected with the button and extends into the insertion hole. The spring is arranged in the first handle.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A ratchet wrench for rotating a workpiece with a top side includes a wrench body and a ratchet. The wrench body has a working end. The working end has a first end face and a second end face opposite to each other. The working end is disposed with a through hole. The ratchet is disposed in the through hole and formed with a first tool trough and a second tool trough communicating with each other. The first tool trough is arranged corresponding to the first end face and has a first blocking face. The second tool trough is arranged corresponding to the second end face and has a second blocking face. The workpiece is optionally received in the first tool trough or the second tool trough to make the top side abut against the first blocking face or the second blocking face.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A hand tool includes a first and a second handles, a rotating locking set, a fastening set, and a spring. The first and second handles include chamfered planes respectively. The rotating locking set includes a rotating block and a locking block. The fastening set includes a stud and a nut. The spring is mounted around the stud and elastically abuts against the rotating block. The first handle or the second handle drives the rotating block to disengage from the locking block when being pulled by an external force. The first handle and the rotating block rotate with respect to the second handle by the stud as the center point. The rotating block and the locking block are locked with each other after rotating a specific angle, so as to position the first handle and the second handle.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Chen, Wei-Cheng
Abrégé
A toolbox handle of a combination screwdriver. A handle includes a barrel and a plate seat. The barrel includes a chamber and an embedding slot. A receiving seat is movably disposed in the chamber and includes an outer sleeve and a resisting base. An outer spring elastically abuts the resisting base. A retractable assembly is inserted in the outer sleeve and includes an inner spring, a positioning rod, and an inner sleeve. A ball is disposed on the positioning recess of the positioning rod to abut the receiving seat. A pressing plate is combined to abut the positioning rod. Therefore, the receiving seat is stably positioned in the handle and is ejectable for use after being pressed.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
The present disclosure is a combined screwdriver. A handle includes a cavity. A rod is arranged in the cavity, and the rod includes a positioning part. A storage assembly includes a storage seat and a stopper seat, and the storage assembly is sleeved on the rod. The storage seat includes a sleeve and a plurality of elastic clips, the sleeve may move out of the cavity. An abutting piece is fixed on the positioning part, and the abutting piece includes a plurality of elastic pieces. The plurality of elastic pieces elastically abuts the sleeve, and a cap covers the cavity.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
The present disclosure is a screwdriver. A rotating seat includes a turntable and a plurality of locking blocks. A driving rod set includes a driving rod and a ratchet gear, and the ratchet gear is located in the turntable. A retaining set includes a tooth block and an elastic piece. The tooth block includes a plurality of teeth, and the elastic piece abuts a driving plate and the tooth block. A driving seat set includes a driving seat and a positioning set, and the positioning set includes a spring and a positioning piece. A locking block is inserted between the tooth block and the ratchet gear, so that the locking tooth is locked or separated from the ratchet gear.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A hand tool with insulation handle. The handle is made of an insulation material and is formed with a hollow portion (11) and an embedding groove (12). The embedding groove (12) is communicated with the hollow portion (11) and located on a front end (101) of the handle. The tool rod (20) includes a shaft (21) having a rear end (211) and a front end (212). The end plug (30) is made of the insulation material and includes a clamping section (31) and an abutting section (32). The rear end (211) of the shaft is positioned in the end plug through snapping the clamping section. The tool rod (20) is replaceablely inserted in the hollow portion (11) of the handle and protrudes from the handle.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A multifunctional hand tool has a grip and a metal working rod. The grip has an assembly hole. A polygonal coupling part is disposed on the assembly hole has. The metal working rod has two action sections, each action section has a polygonal portion, and each polygonal portion has an insertion hole. When one of the two action sections is inserted in the assembly hole, one of the two polygonal portions is engaged with the polygonal coupling part, the other action section is assembled to a suitable tool head, and a torque exerting element may be used to exert torque to the other polygonal portion or the insertion hole thereof. Accordingly, it is possible to provide versatility by having interchangeable tool heads on a top end and a bottom end of the metal working rod, and increasing torque on the top end and the bottom end.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Chang, Yun-Bai
Wu, His-Hsing
Abrégé
A handgrip structure of a hand tool includes a handgrip body, a foldable cover and an installation set; a chamber is formed in the handgrip body, and an opening is formed at one side of the chamber; the foldable cover has one end pivoted with the handgrip body and served to cover the opening, wherein a tool accommodation room is formed between the foldable cover and the chamber of the handgrip body; and the installation set is disposed on the handgrip body and arranged corresponding to another end of the foldable cover. Accordingly, a large amount of tool heads can be stably fastened and the tool heads can be easily taken out and stored, so that features of easy in operation and convenient in storage are achieved.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Chien, Chih-Hung
Abrégé
A ratchet wrench capable of rotating quickly and driving rotation includes a handle, a rotary head, a positioning mechanism, and a sleeve. The handle includes an arm and a bar body. The bar body includes an accommodating slot; the arm includes a through hole. The rotary head is connected to the arm and includes recess portions. The positioning mechanism includes a positioning element, a resilient body, and a block element. The resilient body receives the positioning element and is received in the through hole, the positioning element is correspondingly disposed in any of the recess portions, and the block element is connected to the positioning element. The sleeve receives the bar body and operably drives the block element to slide in the accommodating slot, so that the positioning element is positioned and selectively engaged with any recess portion.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Chien, Chih-Hung
Abrégé
A ratchet wrench having a flexible positioning structure includes a drive bar, a rotary head, and a locking button. The drive bar includes a fork arm, an axial hole, and a radial hole communicating with the axial hole. The rotary head is pivotally connected to the fork arm; the rotary head includes a round housing, a plurality of positioning recesses disposed on the round housing, and a pivot axis passing through the rotary head and two ends of the fork arm. The pivot axis is perpendicular to the radial hole. The locking button includes a flexible fastener inserted through the radial hole and a latch bar disposed in the axial hole. The flexible fastener is flexibly movable in association with movement of the latch bar, so that the latch bar is engaged with or released from any of the positioning recesses.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Chien, Chih-Hung
Abrégé
A ratchet wrench having a quick release structure includes a drive bar, a rotary head, and a locking switch. The drive bar includes a fork arm, a fork opening formed at the fork arm, an axial hole communicating with the fork opening, and a radial hole communicating with the axial hole. The rotary head is pivotally connected to two ends of the fork arm. The rotary head includes a round housing, a plurality of positioning recesses disposed on the round housing, and a pivot axis passing through the rotary head. The pivot axis is perpendicular to the radial hole. The locking switch includes a turning element disposed in the radial hole and a latch element disposed in the axial hole. The turning element rotatably drives the latch element to move axially, and the latch element is engaged with or released from any positioning recess.
YIH CHENG FACTORY CO., LTD. (Taïwan, Province de Chine)
Inventeur(s)
Chien, Chih-Hung
Abrégé
A ratchet wrench capable of rotating quickly and driving rotation includes a handle, a rotary head, a positioning mechanism, and a sleeve. The handle includes an arm and a bar body. The bar body includes an accommodating slot; the arm includes a through hole. The rotary head is connected to the arm and includes recess portions. The positioning mechanism includes a positioning element, a resilient body, and a block element. The resilient body receives the positioning element and is received in the through hole, the positioning element is correspondingly disposed in any of the recess portions, and the block element is connected to the positioning element. The sleeve receives the bar body and operably drives the block element to slide in the accommodating slot, so that the positioning element is positioned and selectively engaged with any recess portion.
YIH CHENG FACTORY CO., LTD (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A hand tool with a latch structure includes a main body (10) and a latch unit (20) coupled to the main body (10), and the latch unit (20) includes a rod body (21) and an elastic element (22). The rod body (21) has a center hole (211) formed in an axial direction parallel to the rod body (21) and a through hole (213) formed in an axial direction perpendicular to the rod body (21) and communicated with the center hole (211). The elastic element (22) has a circular plate (221) and a tongue (222) formed by bending from an end of circular plate (221), and the circular plate (221) is clamped outside the rod body (21), and the tongue (222) passes through the through hole (213) into the center hole (211) to achieve the effects of an easy installation and a secured latch.
YIH CHENG FACTORY CO., LTD (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A ratchet driving mechanism for a hand tool includes: a drive unit, including a drive shaft, a position member and a plurality of latch members, wherein each of the latch members includes a latch plate and an elastic piece; an adjustment ring, sleeved on the drive shaft and formed with a plurality of cavities allowing the position member to be selectively latched and positioned and an accommodation slot allowing each of the latch plates to inwardly/outwardly move; and a ratchet unit, sleeved on the drive shaft and formed with a plurality of ratchet teeth allowing each of the latch plates to be engaged. Accordingly, during the drive shaft driving the ratchet unit for generating rotation, the position member is able to precisely position the ratchet unit on drive shaft.
Yih Cheng Factory Co., Ltd. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
An impact driver includes a sleeve, a striking unit and a chuck. The sleeve includes a bore with an open end and a polygonal section near the open end. The striking unit can strike a bit partially inserted in the sleeve through the open end. The chuck includes a ring, a tube, a spring and a ball. The tube includes a polygonal section movably inserted in the polygonal section of the bore of the sleeve, a circular section extended through the ring, an annular rib formed thereon, a polygonal bore for receiving the bit, and at least one aperture in communication with the polygonal bore. The spring is compressed between the annular rib and the sleeve. The ball includes a portion placed in the aperture and another portion movable into the polygonal bore.
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrousAccessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25B 23/00 - Parties constitutives ou accessoires des clés à écrous, clés anglaises, tournevis
Yih Cheng Factory Co., Ltd. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A hand tool includes a handle, a shank pivotally connected to the handle, and a locking unit operable for retaining the shank in a selected one of first and second angles relative to the handle. The first angle is about 175° to 185°, wherein the second angle is about 115° to 145°.
Yih Cheng Factory Co., Ltd. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A screwdriver includes a handle, a shaft, a torque-transmitting unit and a torque-adjusting unit. The shaft is partially inserted in the handle. The torque-transmitting unit is located in the handle and operable to transmit an adjustable maximum value of torque to the shaft from the handle. The torque-adjusting unit is partially located in the handle, connected to the torque-transmitting unit, and operable to adjust the adjustable maximum value of torque.
B25B 23/143 - Agencement pour limiter le couple de blocage ou pour indiquer le couple des clés ou des tournevis spécialement adapté aux clés ou tournevis à main selon lequel l'organe au contact de la pièce pivote ou tourne par rapport à la poignée quand un couple prédéterminé est dépassé
B25B 23/157 - Agencement pour limiter le couple de blocage ou pour indiquer le couple des clés ou des tournevis comportant des organes du type embrayage commandés par le couple
Yih Cheng Factory Co., Ltd (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A tool includes a chuck connected to a handle. The chuck includes a mandrel including a non-circular cavity defined therein, a slit in communication with the non-circular cavity, a first bore in communication with the non-circular cavity, and a second bore in communication with the slit. A bit with a non-circular profile can be inserted in the non-circular cavity. A flat bit can be inserted in the slit. A ball is located in the first bore. A pin is located in the second bore. A movable sleeve is located around and movable along the mandrel and formed with a thread. A rotary sleeve is rotationally located around the mandrel and formed with a thread engaged with the thread of the movable sleeve. By rotating the rotary sleeve, the movable sleeve pushes the ball into the non-circular cavity and the pin into the slit.
B23B 31/107 - Caractérisés par les dispositifs de maintien ou de serrage ou par leurs moyens d'action directe le maintien étant assuré par des éléments d'arrêt agissant latéralement, p. ex. doigts, écrous, clavettesCaractérisés par les dispositifs de maintien ou de serrage ou par leurs moyens d'action directe le maintien étant assuré par éléments mobiles, p. ex. des billes
Yih Cheng Factory Co., Ltd. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A handle unit includes a handle, a connector, a bolt, a latch, a button and a spring. The handle includes two lugs. The connector includes a lug. The lug of the connector is located between the lugs of the handle. The bolt is inserted in the lugs so that the handle is pivotally connected to the connector. The latch is connected to the bolt and located in a non-circular opening of the second lug of the handle. The button is connected to the bolt. The spring is compressed between the button and the first lug of the handle to make the latch partially enter a non-circular opening of the connector to position the connector relative to the handle. The button can be pressed to make the latch leave the non-circular opening of the connector.
Yih Cheng Factory Co., Ltd (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A toolbox includes two pivotally connected shells, a buckling unit and at least one tool-holding unit. Each of the shells includes at least two primary partitions formed on an internal side thereof, a compartment defined between the primary partitions, a row of ribs formed one each of the primary partitions, and gaps each defined between two adjacent ones of the ribs. The bucking unit can buckle the shells to each other. The tool-holding unit is engaged with the rows of ribs of selected one of the shells.
B65D 85/28 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour objets incompressibles ou rigides en forme de baguette ou tubulaires pour crayons ou plumes
B65D 25/24 - Accessoires externes pour espacer l'assise du réceptacle de la surface portante, p. ex. pieds
YIH CHENG FACTORY CO., LTD (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A toolkit includes a handle and at least one bit set. The handle is in the form of a plate including a first cavity defined in a middle portion and a second cavity defined in a terminal portion. The bit set includes a bit and a cap non-rotationally provided on the bit. The cap is non-rotationally inserted through the first cavity where only a mild torque is needed. The cap is non-rotationally inserted through the second cavity where a large torque is needed.
Yih Cheng Factory Co., Ltd. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A toolbox includes a shell, a holder and a cover. The shell includes two grooves defined therein and two inclined faces formed thereon near the grooves. The holder is disposed in the shell and formed with a plurality of holes for receiving bits. The cover includes two lugs extended from a side thereof and two blocks each formed on a related one of the lugs and formed with an inclined face. The blocks are movably disposed in the grooves so that the cover can be moved relative to the shell. When the cover is moved away from the shell, the cover can be pivoted relative to the shell so that the inclined faces of the blocks are located against the inclined faces of the shell, thus limiting the pivoting of the cover relative to the shell.
B65D 85/28 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour objets incompressibles ou rigides en forme de baguette ou tubulaires pour crayons ou plumes
36.
Insulating screwdriver having wear identification function
Yih Cheng Factory Co., Ltd. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
An insulating screwdriver includes a handle, a drive shank having a first end mounted in the handle and a second end protruding outwardly from the handle, an insulating jacket mounted on the second end of the drive shank, and an identification insulating sleeve mounted between the second end of the drive shank and the insulating jacket. Thus, when the insulating jacket is worn out or broken due to friction or hit, the identification insulating sleeve is still located outside of the drive shank to provide a secondary insulating effect to the drive shank so as to protect the user when operating the drive shank.
Automatic screwdrivers; electric drills; portable electric drills; automatic hand tools; electric shears; pneumatic hand tools; motor mower; tree cutting machine; chucks (parts of machines); drill chucks (parts of machines). Pliers; wrench; screwdriver; crowbars; clip; drill; hammer; manual wrench sockets; screwdriver bit; hand tools.
Bits for hand drills; Crowbars; Hand tools, namely, clamps; Hand tools, namely, hammers; Hand tools, namely, screwdrivers; Hand tools, namely, socket wrenches; Hand tools, namely, wrenches; Hand tools, namely, drills; Pliers
Automatic screwdrivers, electric drills, portable electric drills, automatic hand tools, electric shears, pneumatic hand tools, motor mower, tree cutting machine, chucks (parts of machines), Drill chucks (parts of machines). Pliers, wrench, screwdriver, crowbars, clip, drill, hammer, manual wrench sockets, screwdriver bit, hand tools.
Yih Cheng Factory Co., Ltd. (Taïwan, Province de Chine)
Inventeur(s)
Lin, Jack
Abrégé
A tool box includes a main body, and a plurality of juxtaposed receiving members each pivotally mounted in the main body for receiving a plurality of screwdriver tips. Thus, each of the screwdriver tips is locked on the respective receiving member efficiently by the clamping effect of the elastic press piece of each of the receiving members, thereby preventing each of the screwdriver tips from being detached from the tool box when not in use.
B65D 85/20 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour objets incompressibles ou rigides en forme de baguette ou tubulaires
A47F 7/00 - Stands, systèmes de suspension ou rayonnages adaptés à des articles ou produits particuliers