| Patent application number | Description | Published |
|---|
| 20080315474 | Jounce bumper assembly and gas spring assembly including same - A jounce bumper assembly includes a jounce bumper and a bumper retainer. The jounce bumper includes opposing end walls and a side wall extending therebetween. The bumper retainer includes a side wall for engaging the side wall of the jounce bumper and thereby restricting radially outward deflection of the jounce bumper. A gas spring assembly and a vehicle suspension system including a jounce bumper assembly are included. A method of utilizing a jounce bumper assembly is also included. | 12-25-2008 |
| 20090057970 | Rigid jounce bumper and gas spring assembly including same - A rigid jounce bumper includes a body and at least one support segment projecting axially from an end of the body. The rigid jounce bumper is formed from a substantially non-elastic material such that the rigid jounce bumper can support axially-applied loads without undergoing substantial axial deflection. The at least one support segment is capable of displacement relative to the body when under laterally-applied loads. A gas spring assembly having such a rigid jounce bumper is also included. | 03-05-2009 |
| 20090065989 | AIR SPRING MODULAR PISTON - A modular piston assembly is associated with an air spring assembly that has a bellows rolling over a surface of the piston assembly. The modular piston assembly includes a first piston portion adapted to fasten to an associated air spring bellows. A second piston portion separate from the first portion, is adapted to fasten to an associated mounting component. Interlocking members are provided to secure the first and second piston portions together, and/or any desired intermediate piston portions. Discrete air reservoirs may also be included in the modular piston assembly to increase the volume of the air spring. | 03-12-2009 |
| 20090179359 | AIR SPRING ASSEMBLY WITH NON-THREADED CONNECTION - A connector fitting and air spring assembly includes a connector fitting supported on an end member of an air spring. The connector fitting is secured on the air spring by a retaining member engaging the end member of the air spring. | 07-16-2009 |
| 20100109212 | GAS SUSPENSION MEMBER AND METHOD - A gas suspension member includes a first section and a second section. The first section includes an end wall and a side wall that at least partially form an inner chamber. An opening is formed through the end wall. A connector fitting is embedded within a cover wall that extends across the opening. The end wall has a first flexural stiffness and the cover wall has a second flexural stiffness that is greater than the first flexural stiffness of the end wall. A gas suspension assembly includes a first spring device used in combination with the gas suspension member. A method of forming a gas suspension member is also disclosed. | 05-06-2010 |
| 20100207308 | GAS SPRING ASSEMBLY AND METHOD - A gas spring assembly includes a first end member and a second end member. A flexible wall is secured between the first and second end members and at least partially defines a spring chamber therebetween. A fitting is supported on the first end member and is rotatable between a first position in which the fitting can be axially displaced and a second position in which the fitting is axially restrained. A method is also included. | 08-19-2010 |
| 20100252970 | GAS SPRING ASSEMBLY AND SUSPENSION SYSTEM INCLUDING SAME - A gas spring assembly includes a first end member and a second end member spaced from the first end member. A flexible wall extends between the first end member and the second end member such that a spring chamber is at least partially defined therebetween. A biasing assembly is operative to urge an end of the flexible wall into abutting engagement with the second end member and operative to permit the end of the flexible wall to be separated a distance from the second end member while in the assembled condition. A gas suspension system is also included. | 10-07-2010 |
| 20100289197 | UNREINFORCED ELASTOMERIC SPRING WALL, GAS SPRING AND METHOD - A spring wall for securement between associated end members for forming an associated gas spring assembly includes a first wall portion that extends axially along a longitudinal axis and circumferentially thereabout. The first wall portion is formed from an unreinforced elastomeric material, and the first wall portion has a first nominal stiffness value. A second wall portion extends along the longitudinal axis and circumferentially thereabout. The second wall portion is disposed in longitudinal relation to the first wall portion and has a second nominal stiffness value that is different from the first nominal stiffness value of the first wall portion such that a non-constant stiffness profile is established along a longitudinal length of the spring wall. A gas spring and a gas spring and reservoir assembly utilizing such a spring wall as well as a method of manufacturing a gas spring are also included. | 11-18-2010 |
| 20120248667 | AIR SPRING MODULAR PISTON - A modular piston assembly is associated with an air spring assembly that has a bellows roiling over a surface of the piston assembly. The modular piston assembly includes a first piston portion adapted to fasten to an associated air spring bellows. A second piston portion separate from the first portion, is adapted to fasten to an associated mounting component. Interlocking members are provided to secure the first and second piston portions together, and/or any desired intermediate piston portions. Discrete air reservoirs may also be included in the modular piston assembly to increase the volume of the air spring. | 10-04-2012 |
| 20130192067 | GAS SPRING ASSEMBLY AND METHOD OF ADJUSTMENT - A gas spring assembly that is displaceable between an extended condition and a compressed condition can include a first end member, a second end member, a flexible wall secured between the first and second end members, a spring chamber and a volume-displacing body disposed within the spring chamber. The body can be supported along one of the flexible wall and the first end member such that the body remains in spaced relation to at least the second end member in a compressed condition of the gas spring assembly. A method of adjusting a gas spring assembly is also included. | 08-01-2013 |
| 20130192455 | PNEUMATIC MEMBRANE ACTUATOR AND METHOD OF ASSEMBLY - A pneumatic actuator is operable between an extended condition and a collapsed condition, and is capable of displacing a workpiece during movement between the extended and collapsed conditions. The pneumatic actuator can include a flex member ( | 08-01-2013 |
| 20130207329 | GAS SPRING AND GAS DAMPER ASSEMBLY AND METHOD - A gas spring and gas damper assembly can include a gas spring and a gas damper. The gas spring can include a first end member, a second end member and a flexible wall that at least partially form a spring chamber. The gas damper can include first, second and third damper elements that are telescopically interconnected with one another. At least one of the first and third damper elements can be operatively connected to the first and second end members by way of a low-profile misalignment mount capable of undergoing resilient angular deflection. The second damper element can be operatively supported between the first and third damper elements. A method of assembling a gas spring and gas damper assembly is also included. | 08-15-2013 |
| 20130234377 | GAS SPRING AND GAS DAMPER ASSEMBLY AND METHOD - A gas spring and gas damper assembly can include a gas spring and a gas damper. The gas spring can include a first end member, a second end member and a flexible wall that at least partially form a spring chamber. The gas damper can include first, second and third damper elements that are telescopically interconnected with one another. The first and third damper elements can be operatively connected to the first and second end members. The second damper element can be operatively supported between the first and third damper elements. First and second biasing elements can be operatively interconnected between the second damper element and one of the first and third damper elements. A method of assembling a gas spring and gas damper assembly is also included. | 09-12-2013 |
| 20130264790 | GAS SPRING PISTON AND GAS SPRING ASSEMBLY INCLUDING SAME - A piston assembly ( | 10-10-2013 |
| 20140070468 | GAS SPRING AND DAMPER ASSEMBLIES AND METHODS - A gas spring and damper assembly can include a first gas spring having a first spring rate and a second gas spring connected in series with the first gas spring. The second gas spring can have a second spring rate that is at least two times the first spring rate of the first gas spring. A damper can be operatively connected with at least one of the first and second gas springs. A suspension system including one or more of such gas spring and damper assemblies and a method of assembly are also included. | 03-13-2014 |
| 20140091505 | END MEMBERS, GAS SPRING ASSEMBLIES AND SUSPENSION SYSTEMS - An end member for a gas spring assembly can include a first end, a second end opposite the first end and a plurality of reflector surfaces formed along the first end. A first reflector surface can extend from the first end toward the second end. A second reflector surface can extend from adjacent the first reflector surface toward the second end. One or more of the plurality of reflector surfaces can include a plurality of facets or reflector zones. A gas spring assembly including at least one of such end members and a suspension system including one or more of such gas spring assemblies are also disclosed. | 04-03-2014 |
| 20140155180 | TORSIONAL COUPLERS - A torsional coupler can be dimensioned for securement between a rotational motion source and a rotational motion target. The torsional coupler can include a first end component and a second end component that can cooperatively interengage one another such that such that rotational motion imparted on the first end component is transmitted to the second end component. Interposed between the first end component and the second end component is one or more force-transfer elements through which torque and/or other rotational output is transmitted. The one or more force-transfer elements can include one or more pressurizable elements into and out of which pressurized fluid (e.g., gas and/or liquid) can be transferred. Additionally, or in the alternative, the one or more force-transfer elements can include one or more biasing elements having a positive stiffness and one or more biasing elements having a negative stiffness. A rotary power transmission is also included. | 06-05-2014 |
| 20140299215 | PRESSURIZED GAS RESERVOIRS INCLUDING AN ELASTOMERIC WALL - A pressurizable gas reservoir can include a first end member and a second end member that is disposed in longitudinally-spaced relation to the first end member. A flexible reservoir member can extend between opposing first and second ends. The first end secured to the first end member and the second end secured to the second end member. The flexible reservoir member at least partially defines a reservoir chamber between the first and second end members that is capable of storing a quantity of pressurized gas for an extended duration of time. The first and second end members can be maintained in substantially-fixed axial position relative to one another. A suspension system including such a pressurized gas reservoir and a method of assembly are also included. | 10-09-2014 |
| 20140345450 | GAS SPRING END MEMBERS AS WELL AS GAS SPRING AND GAS DAMPER ASSEMBLIES INCLUDING SAME - A piston assembly including an integral piston chamber with an increased volume that is maximized by providing a mounting arrangement whereby the piston can be mounted to a structural member such that the piston chamber surrounds at least two sides of the structural member. A gas damping passage is disposed in fluid communication with the piston chamber and is dimensioned such that pressurized gas transferred through the gas damping passage can dissipate kinetic energy acting on the piston assembly. The piston chamber can therefore utilize space adjacent the structural member to which it is mounted thereby resulting in a piston chamber of a greater volume than prior art designs. A gas spring and gas damper assembly utilizing such a piston assembly is also included. | 11-27-2014 |
| 20150008627 | AXIAL CLUTCH ASSEMBLY AS WELL AS GAS SPRING AND GAS DAMPER ASSEMBLY AND METHOD INCLUDING SAME - A gas spring and gas damper assembly can include a gas spring and a gas damper. The gas spring can include a first end member, a second end member and a flexible wall that at least partially form a spring chamber. The gas damper can include first, second and third damper elements that are telescopically interconnected with one another. The first and third damper elements can be operatively connected to respective ones of the first and second end members. The third damper element includes damper piston having an axial clutch. The second damper element is suspended between the first and third damper elements by biasing elements that engaging the damper piston. | 01-08-2015 |
