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7090301 |
Apparatus and method for lumbar support structure
The invention is a lumbar support structure adapted to attach to a frame of a seat. An upper support bar and a lower support bar attach to the frame of the seat. A plurality of vertical springwires...
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5405179 |
Elastic seat pad
An elastic seat pad comprises a protective covering, a cushion of coconut filament, an elastic layer, and a support plate. The elastic layer is of a framelike construction and provided respectively...
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5154402 |
Vehicle seat suspension
A seat suspension for resiliently mounting a seat for vertical floating movement between upper and lower positions comprising a base part mountable on a vehicle and a seat support part on which the...
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5029888 |
Bicycle seat support
A seat support for a bicycle including a combination beam interconnected with a bicycle frame at one end and having a seat mounted on its opposite end. The combination beam includes longitudinally...
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4934724 |
Combination beam seat support
A seat support for a vehicle including a combination beam interconnected with the vehicle at one end and having a seat mounted on its opposite end. The combination beam includes longitudinally...
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4929025 |
Spring-loaded seat assembly
A spring-loaded seat assembly includes an upper seat and a lower seat connected by a plurality of spring members. A recess is formed on a respective outer surface of the upper and the lower seats....
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4842257 |
Vehicle seat suspension component and its method of manufacture
A vehicle seat suspension has a thin high strength elastomeric membrane. The membrane is formed from block copolymer material by a process in which a sheet is extruded and tensioned to orient...
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4830345 |
Spring-loaded seat assembly
A cushion comprising two seat pieces combined with inside faces facing towards each other, and a plurality of coil spring members which connect the two seat pieces. Each of the seat pieces is a...
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4736932 |
Segmented tubular cushion springs and spring assembly
A spring (10) includes a tube (12) having an elliptical cross section, with the greater axial dimension (22) extending laterally and the lesser axial dimension (24) extending vertically. A...
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4605334 |
Linkage mechanism for coupling two movable members
A mechanism is disclosed to provide pivotal motion between two movable members. The mechanism includes a hemispherical yoke connected to one of the movable members. A center support is connected to...
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4603830 |
Spring mounting apparatus
The invention relates to a device for sprung tilting movement of a component such as an inclining mechanism for a tiltable seat. The spring system is formed by at least one spring rod which is...
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3823932 |
VEHICLE SEAT SUSPENSION WITH VARIABLE SPRING RATE
Seat suspension system for tractors, trucks and other vehicles includes a pair of rubber torsion springs and a mechanism for selectively connecting or disconnecting one of the springs from...
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3412967 |
Resilient seat support
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3395722 |
Control valve for high-pressure pumps and the like
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3300203 |
Hydropneumatic seat suspension
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3033552 |
Hydro-pneumatic spring unit
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3025032 |
Flexible seat support
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3013764 |
Jumping seat toy
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2828801 |
Resilient, yieldable seat
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