Abstract

The present invention relates to an air dryer cartridge for a commercial vehicle and provides an assembly structure of an air dryer cartridge having a new structure including a housing cover provided to enable selective replacement of only a filter body in the cartridge. Specifically, the present invention provides an air dryer cartridge having a new structure, the air dryer cartridge comprising a pressurizing adjustment unit capable of selectively providing a pressing force to a filter body by a spring member and a movable plate, so as to achieve ease of assembly and replacement, wherein the pressure adjustment unit enables a base plate, a housing, and a housing cover to be conveniently assembled to or removed from each other.

IPC Classes  ?

• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features
• B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
• B01D 53/26 - Drying gases or vapours
• B60G 17/04 - Fluid-spring characteristics
• B60T 13/26 - Compressed-air systems

Abstract

The present invention relates to an air dryer cartridge for a commercial vehicle, the air dryer cartridge having a new structure in which a screw coupling is adopted between a housing tab portion and a base plate fastening portion so that a filter body can be selectively replaced in the cartridge and having a structure reinforced by a clamping mechanism. In particular, the present invention, for easy assembly and replacement, provides the air dryer cartridge comprising a pressure adjustment unit which can provide the filter body selectively with a pressing force by using a spring member and a movable plate.

IPC Classes  ?

• B01D 53/26 - Drying gases or vapours

Abstract

The present invention provides an unloading valve assembly that configures a compression area divided for each control input and opens a valve seat by a pressurizing rod of a piston that performs pressurization by a control input, thereby quickly and accurately exhausting compressed air through the unloading valve assembly and improving durability when closing the valve.

IPC Classes  ?

• F15B 13/02 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
• F15B 11/06 - Servomotor systems without provision for follow-up action involving features specific to the use of a compressible medium, e.g. air, steam
• F15B 13/04 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
• F16K 15/06 - Check valves with guided rigid valve members with guided stems
• F16K 15/18 - Check valves with actuating mechanismCombined check valves and actuated valves
• F16K 31/122 - Operating meansReleasing devices actuated by fluid the fluid acting on a piston
• F16K 31/124 - Operating meansReleasing devices actuated by fluid the fluid acting on a piston servo actuated

Abstract

The present invention provides a compressed air processing system capable of efficiently controlling compressed air supply and regeneration operations of the compressed air processing system by means of an electronic control device. In particular, the present invention is characterized by an unloading valve capable of effectively discharging an oil-water emulsion while operating in stages by two distinct control inputs applied by means of control of a control valve.

IPC Classes  ?

• F15B 21/041 - Removal or measurement of solid or liquid contamination, e.g. filtering
• F15B 11/06 - Servomotor systems without provision for follow-up action involving features specific to the use of a compressible medium, e.g. air, steam
• F15B 13/02 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
• F15B 13/04 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
• B60G 13/10 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type pneumatic
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features

Abstract

The present invention relates to a pre-filter holder which can be applied to an air dryer cartridge in a commercial vehicle capable of multi-stage filtering, and an air dryer cartridge having the pre-filter holder applied thereto. Particularly, the present invention provides the pre-filter holder which can provide a fixed pressing force while restraining a housing between the housing and the pre-filter, and thus may enhance the durability and filtering effect of the air dryer cartridge.

IPC Classes  ?

• B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
• B01D 53/26 - Drying gases or vapours
• B01D 53/28 - Selection of materials for use as drying agents
• B01D 45/08 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features
• B60T 17/02 - Arrangements of pumps or compressors, or control devices therefor

Abstract

The present invention provides a compressed air processing system capable of efficiently controlling compressed air supply and regeneration operations thereof by means of an electronic control device. In particular, the present invention relates to a regeneration sequence valve that is interlocked with an input of a control valve and capable of time-delaying regeneration, and presents a regeneration sequence valve for a compressed air processing system for a commercial vehicle that is capable of adjusting an operation speed differently by means of an internal damping chamber when a valve is opened and closed.

IPC Classes  ?

• B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
• B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
• B60G 17/052 - Pneumatic spring characteristics

Abstract

The present invention relates to a floating disc assembly for a vehicle. The floating disc assembly comprises: a hub unit having a bearing housing on the inner peripheral surface such that a bearing coupled to a vehicle shaft is mounted, and having a flange part provided on one end in the axial direction; an adaptor unit mounted on the flange part and having a plurality of disc coupling holes on one end; and a disc unit having adaptor coupling holes, which correspond to the disc coupling holes and are coupled to the disc coupling holes by means of coupling members, so as to be mounted on the adaptor unit, wherein the disc unit forms a floating structure which is not forcibly retrained to the adaptor unit due to thermal deformation and is capable of free transformation in the centrifugally opposite direction from the axial direction.

IPC Classes  ?

• B60B 27/00 - Hubs
• F16D 65/12 - DiscsDrums for disc brakes
• F16C 35/04 - Rigid support of bearing unitsHousings, e.g. caps, covers in the case of ball or roller bearings

Abstract

The present disclosure provides a compressed air processing system of which the operation of supplying compressed air and the regeneration operation can be efficiently controlled by an electronic control unit. In particular, the present disclosure is characterized in that the pressure of a regeneration sequence valve installed in a regeneration line is increased over a set pressure by controlling a valve, which is electronically controlled, to switch, so the opening time of the regeneration line is delayed in comparison to the opening time of an unloader valve, whereby regeneration efficiency is improved.

IPC Classes  ?

• B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
• B60T 13/26 - Compressed-air systems
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features

Abstract

The present disclosure provides a compressed air processing system of which the operation of supplying compressed air and the regeneration operation can be efficiently controlled by an electronic control unit. In particular, the present disclosure is characterized in that the pressure of a regeneration sequence valve installed in a regeneration line is increased over a set pressure by controlling a valve, which is electronically controlled, to switch, so the opening time of the regeneration line is delayed in comparison to the opening time of an unloader valve, whereby regeneration efficiency is improved.

IPC Classes  ?

• B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
• B01D 53/26 - Drying gases or vapours
• B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
• F15B 11/024 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
• F15B 13/02 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features

Abstract

The present invention provides a compressed air processing device which can efficiently control the supply and regeneration of compressed air of the compressed air processing device by means of an electronic control unit. Particularly, the present invention increases the pressure to a regeneration sequence valve provided on a regeneration line to a predetermined pressure or higher by switch-controlling an electronically-controlled valve, thereby delaying the opening point of the regeneration line compared to the opening point of an unloader valve and thus enhancing the regeneration efficiency.

IPC Classes  ?

• F15B 21/041 - Removal or measurement of solid or liquid contamination, e.g. filtering
• F15B 11/06 - Servomotor systems without provision for follow-up action involving features specific to the use of a compressible medium, e.g. air, steam
• F15B 13/02 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
• B60G 13/10 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type pneumatic
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features

Abstract

The present invention provides a compressed air processing apparatus capable of efficiently controlling compressed air supply and regeneration operations thereof by means of an electronic control device. In particular, the present invention is characterized by increasing the pressure of a regeneration sequence valve installed on a regeneration line to higher than a set pressure through a switching control of an electronically controlled valve, thereby improving regeneration efficiency by delaying an opening timing of the regeneration line compared to an opening timing of an unloader valve.

IPC Classes  ?

• F15B 21/041 - Removal or measurement of solid or liquid contamination, e.g. filtering
• F15B 11/06 - Servomotor systems without provision for follow-up action involving features specific to the use of a compressible medium, e.g. air, steam
• F15B 13/02 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
• B60G 13/10 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type pneumatic
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features

Abstract

The present invention relates to a dryer cartridge capable of improving a cleaning effect of compressed air by filtering out moisture, oil, and foreign substances contained in the compressed air in multiple stages inside the cartridge, and capable of collecting oil at the bottom thereof. To this end, in the present invention, an oil collection type air dryer cartridge for a commercial vehicle comprises: a housing having an upper open end and a closed bottom surface at the other end; a cartridge container part located inside the housing and having a desiccant stored therein; and an oil-collecting support for collecting oil separated from compressed air flowing into the cartridge container part. In addition, the present invention is characterized in that in forming a narrow compressed air flow path between a cartridge body and a cartridge housing, a collision member is formed that is a pre-filtering member capable of primarily filtering out oil and the like between the cartridge body and the housing, thereby improving the performance of a filter cartridge of removing oil and moisture.

IPC Classes  ?

• B01D 53/26 - Drying gases or vapours
• B01D 53/28 - Selection of materials for use as drying agents
• B01D 45/08 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features
• B60T 17/02 - Arrangements of pumps or compressors, or control devices therefor

Abstract

The present invention relates to a dryer cartridge capable of improving a cleaning effect of compressed air by filtering out moisture, oil, and foreign substances contained in the compressed air in multiple stages inside the cartridge. In particular, the present invention is characterized in that in forming a narrow compressed air flow path between a cartridge body and a cartridge housing, a collision member is formed that is a pre-filtering member capable of primarily filtering out oil and the like between the cartridge body and the housing, thereby improving the performance of a filter cartridge of removing oil and moisture.

IPC Classes  ?

• B01D 53/26 - Drying gases or vapours
• B01D 53/28 - Selection of materials for use as drying agents
• B01D 45/08 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
• B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features
• B60T 17/02 - Arrangements of pumps or compressors, or control devices therefor

Abstract

The present disclosure relates to a drier cartridge that can improve the effect of cleaning compressed air by filtering out water, oil, and foreign substances, which are contained in compressed air, through several steps therein. In particular, when a narrow compressed air channel is formed between a cartridge body and a cartridge housing, a collision member that is a pre-filtering member that can primarily filter out oil, etc. is formed between the cartridge body and the housing, whereby it is possible to improve the performance of removing oil and water from a filter cartridge.

IPC Classes  ?

• B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
• B01D 53/26 - Drying gases or vapours
• B01D 45/08 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
• B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents