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Class Information
Number: 248/421
Name: Supports > Stand > Adjustable vertically > Toggle or link
Description: Device wherein the adjusting means include a plurality of pivoted bars connected to the support surface and movable to raise and lower the surface.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4520986 |
Suspended seat assembly |
Jun. 4, 1985 |
| 4515339 |
Height adjustment arrangement for seats, particularly motor vehicle seats |
May. 7, 1985 |
| 4511110 |
Scissors lift table |
Apr. 16, 1985 |
| 4506814 |
Revolving-ladle turret for continuous casting plants |
Mar. 26, 1985 |
| 4502390 |
Self-elevating acute turn guide hose hauler vehicle |
Mar. 5, 1985 |
| 4487390 |
Vehicular seat height adjusting device |
Dec. 11, 1984 |
| 4482120 |
6-Way manual seat adjuster |
Nov. 13, 1984 |
| 4455948 |
Automotive trunk table |
Jun. 26, 1984 |
| 4449262 |
Medical couch incorporating a lifting mechanism |
May. 22, 1984 |
| 4448382 |
Power operated chair lift mechanism |
May. 15, 1984 |
| RE31565 |
Portable shelter |
Apr. 24, 1984 |
| 4437411 |
Multi-position student table |
Mar. 20, 1984 |
| 4422611 |
Liftable driver's seat for automobiles |
Dec. 27, 1983 |
| 4411586 |
Device for delivery of cores |
Oct. 25, 1983 |
| 4387876 |
Constant force generator mechanism and adjustable seat constructed therewith |
Jun. 14, 1983 |
| 4382573 |
Vehicle seat support with incorporated device for damping longitudinal acceleration |
May. 10, 1983 |
| 4375900 |
Control system of and device for memorizing, reading and reproducing the position of material to be controlled |
Mar. 8, 1983 |
| 4374497 |
Leveling table |
Feb. 22, 1983 |
| 4344594 |
Lift mechanism for dental chair |
Aug. 17, 1982 |
| 4328992 |
Adjustable foot stool |
May. 11, 1982 |
| 4312491 |
Device for the resilient suspension of vehicle seats |
Jan. 26, 1982 |
| 4309015 |
Vertical position adjuster for seats, particularly for motor vehicle seats |
Jan. 5, 1982 |
| 4296694 |
Guitarist's foot-rest |
Oct. 27, 1981 |
| 4273306 |
Adjustable-height support apparatus |
Jun. 16, 1981 |
| 4270723 |
Pantograph mechanism |
Jun. 2, 1981 |
| 4222543 |
Vertical and angular adjustment device for vehicle seats |
Sep. 16, 1980 |
| 4209158 |
Seat adjuster |
Jun. 24, 1980 |
| 4194716 |
Air suspension driver's seat |
Mar. 25, 1980 |
| 4183483 |
Translating mechanism |
Jan. 15, 1980 |
| 4173372 |
Dental chair |
Nov. 6, 1979 |
| 4170182 |
Folding table structure |
Oct. 9, 1979 |
| 4159095 |
Seat height adjustment mechanism |
Jun. 26, 1979 |
| 4151973 |
Spring controlled shock absorbing seat |
May. 1, 1979 |
| 4128152 |
Ratchet transmission |
Dec. 5, 1978 |
| 4128225 |
Constant torque adjustable seat |
Dec. 5, 1978 |
| 4126096 |
System of support legs for a table, a seat or like object resting upon the floor by means of a set of legs |
Nov. 21, 1978 |
| 4125242 |
Spring mounted seat with height adjustment |
Nov. 14, 1978 |
| 4121802 |
Adjustable seat with constant torque |
Oct. 24, 1978 |
| 4116548 |
Adjustable support |
Sep. 26, 1978 |
| 4103858 |
Seat support assembly for a recreational vehicle |
Aug. 1, 1978 |
| 4092009 |
Height adjuster for a vehicle seat |
May. 30, 1978 |
| 4089147 |
Module having collapsible properties |
May. 16, 1978 |
| 4081051 |
Adjustable support for reversible seat of a dual-purpose vehicle |
Mar. 28, 1978 |
| 4073240 |
Portable animal hospital table |
Feb. 14, 1978 |
| 4072287 |
Seat supporting assembly of the resiliently loaded type |
Feb. 7, 1978 |
| 4032103 |
Adjustable stand |
Jun. 28, 1977 |
| 4029284 |
Seat support assembly for a recreational vehicle |
Jun. 14, 1977 |
| 4029283 |
Seat supporting assembly |
Jun. 14, 1977 |
| 4025107 |
Collapsible spoon-bottom chair |
May. 24, 1977 |
| 4019778 |
Dental patients' chair with a parallelogram supporting arm |
Apr. 26, 1977 |
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