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Class Information
Number: 248/575
Name: Supports > Resilient support > Adjustable preloading of resilient means
Description: Structure comprising adjustable means for preloading the resilient means by distorting the resilient means independently of the distortion caused by the supported structure.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4537233 |
Spring balance assembly |
Aug. 27, 1985 |
| 4471934 |
Driver's seat |
Sep. 18, 1984 |
| 4467426 |
Air lumbar support |
Aug. 21, 1984 |
| 4411403 |
Pivot support bracket for mirror assembly |
Oct. 25, 1983 |
| 4396408 |
Method and apparatus for tensioning bag filters |
Aug. 2, 1983 |
| 4362335 |
Adjustable chair backrest mechanism using pneumatic and mechanical springs |
Dec. 7, 1982 |
| 4312491 |
Device for the resilient suspension of vehicle seats |
Jan. 26, 1982 |
| 4295626 |
Resilient mounting for a reclining seat |
Oct. 20, 1981 |
| 4271921 |
Adjustable mount for a tractor cab |
Jun. 9, 1981 |
| 4214726 |
Chair control |
Jul. 29, 1980 |
| 4198092 |
Seat suspension system |
Apr. 15, 1980 |
| 4194716 |
Air suspension driver's seat |
Mar. 25, 1980 |
| 4153227 |
Fluid self-centering vibration and shock mount |
May. 8, 1979 |
| 4098357 |
Vertically adjustable, pre-loadable torsion bar suspension |
Jul. 4, 1978 |
| 4077596 |
Low silhouette chair tilting control assembly |
Mar. 7, 1978 |
| 4076195 |
Adjustable mounting assembly |
Feb. 28, 1978 |
| 4029283 |
Seat supporting assembly |
Jun. 14, 1977 |
| 4000925 |
Chair control with front to rear torsion bar |
Jan. 4, 1977 |
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