An expansion sleeve (10) for a connection device (100), the expansion sleeve (10) being configured to be arranged on an axle (110) to secure the axle (110) in a hole (4, 41), wherein the expansion sleeve (10) comprises: an inner wall (22), at least a part of the inner wall (22) being tapered in the axial direction (AD) of the expansion sleeve (10), and an outer wall (24) configured to abut an inner wall of the hole (4, 41), wherein the expansion sleeve (10) is configured to be arranged over a tapered section (117, 118) of the axle (110) and at least one fastening device (130) is configured to be arranged to press axially on the expansion sleeve (10), such that the expansion sleeve (10) expands and the outer wall (24) of the expansion sleeve (10) presses with a sleeve clamping force against an inner wall of the hole (4, 41), wherein the inner wall (22) of the expansion sleeve (10) forms an inner cross-sectional shape (X) and the outer wall (24) forms an outer cross-sectional shape (Y), wherein at least one of the inner cross-sectional shape (X) and the outer cross-sectional shape (Y) is essentially elliptical, and wherein the expansion sleeve is configured to be arranged in the hole (4, 41) so that the elliptical shape results in an increased sleeve clamping force in the load direction (LD).
F16B 2/14 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using wedges
F16B 19/02 - Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
F16D 1/08 - Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hubCouplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with hub and longitudinal key
F16D 1/09 - Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hubCouplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces
2.
A CONNECTION DEVICE AND A MACHINE COMPRISING SUCH CONNECTION DEVICE
The invention relates to a connection device (100) for connecting two components, the connection device comprising: an axle (110); at least one fastening device (130) arranged in connection with the axle; and at least one expansion sleeve (10) arranged on the axle to secure the axle in a hole (4), wherein the axle comprises at least one tapered section (117, 118) and is configured to be arranged with the at least one tapered section in a hole, wherein the at least one expansion sleeve is arranged over the tapered section, the at least one fastening device pressing axially against the expansion sleeve, such that the expansion sleeve expands and an outer wall of the expansion sleeve presses with a sleeve clamping force against an inner wall of the hole, wherein the at least one fastening device comprises at least one force distributing element (132) and at least one fastening element (134) for applying an axial fastening force on the at least one force distributing element, wherein the at least one force distributing element is configured with an axial flexibility.
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
35 - Advertising and business services
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Nuts, bolts and fasteners of metal; pivots of metal; colleted pins of metal. Axels being parts of machines; cylinders being parts of machines; mechanical seals being parts of machines; rotating centres being parts of machines; tensioning pieces being parts of machines; parts and fittings for machinery for manufacturing, construction, industrial or building purposes; parts and fittings for machinery with articulated limbs or pivot points for manufacturing, construction, industrial or building purposes; machine coupling and transmission components (except for land vehicles). Retail- and wholesale services, including online store services, in machinery for manufacturing, construction, industrial or building purposes; retail- and wholesale services, including online store services, in relation to nuts, bolts, fasteners, pivots, colleted pins, axels, cylinders, mechanical seals, tensioners, machine coupling and transmission components. Repair-, maintenance- and installation services in machinery for heavy equipment and machinery for manufacturing, construction and building purposes; repair-, maintenance- and installation services in nuts, bolts, fasteners, pivots, colleted pins, axels, cylinders, mechanical seals, tensioners, machine coupling and transmission components. Scientific and technological services in machinery for heavy equipment and machinery for production, construction and building purposes; scientific and technological services in nuts, bolts, fasteners, pivots, colleted pins, axels, cylinders, mechanical seals, tensioners, machine coupling and transmission components; industrial analysis and research services.
The invention relates to an expansion sleeve (10), the sleeve being configured to be arranged on an axle (110) to secure the axle in a hole (4), the sleeve comprising: a first and second section (20, 30) with a first and second outer diameter (D11, D2); wherein the first section has a conical shape with a tapering inner wall (22), and an outer wall (24) configured to abut an inner wall of the hole, the second section being configured to axially abut a fastening device (130) arranged at an end of the axle, wherein the second outer diameter is smaller than the first outer diameter, and wherein the second section comprises an inner wall (32) extending with an angle relative the axial direction (A) of the sleeve which is smaller than the angle (β) of the tapering inner wall of the first section.
The invention relates to an expansion sleeve (10), the sleeve being configured to be arranged on an axle (110) to secure the axle in a hole (4), the sleeve comprising: a first and second section (20, 30) with a first and second outer diameter (D1l, D2); wherein the first section has a conical shape with a tapering inner wall (22), and an outer wall (24) configured to abut an inner wall of the hole, the second section being configured to axially abut a fastening device (130) arranged at an end of the axle, wherein the second outer diameter is smaller than the first outer diameter, and wherein the second section comprises an inner wall (32) extending with an angle relative the axial direction (A) of the sleeve which is smaller than the angle (β) of the tapering inner wall of the first section.
A multi-pivot pin system (10) has a hinge assembly (12) having a plurality of housings (13) formed within the hinge assembly (10). A channel (15) is formed through each housing (13) wherein an outer diameter center-line (A) of the hinge assembly (12) is off-set from a center-line (B) of an inner diameter of the channel (15). A rotating device (20) is positioned in each channel (15).
A multi-pivot pin system has a hinge assembly having a plurality of housings formed within the hinge assembly. A channel is formed through each housing wherein an outer diameter center-line of the hinge assembly is off-set from a center-line of an inner diameter of the channel. A rotating device is positioned in each channel.
There is provided a joint system for joining together at least two sheet portions, comprising a first sheet portion presenting a first recess, a second sheet portion, overlapping the first sheet portion, and presenting a second recess, the first and second recesses being substantially aligned; and a fastener received in said first and second recesses. The fastener is a mainly radially operating fastener.
A pivot assembly for securing a pair of mounting lugs and stabilizing a machine member has an axis member having a first end member and a second end member. An opening is formed in both the first and second end members. A pair of expansion sleeves is provided wherein one of the pair of expansion sleeves is positioned over each of the first end and second end members. A pair of locking devices is provided wherein one locking device is inserted into the opening formed in each of the first and second end members of the axis member. The locking devices engage the pair of expansion sleeves causing the expansion sleeves to expand to secure the axis member in a pair of mounting lugs. A chamber member is formed around a central area of the axis member. At least one lubricant chamber member is formed between the central area of the axis member and the chamber member. A pair of friction seal members is provided wherein one friction seal member is attached on each end of the axis member and to the chamber member to form an annular sealing around the axis member and the chamber member to prevent a lubricant in the lubricant chamber member from leaking.
