US5857747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Driver's seat for a machine
Assignee: Linde GmbH
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Filing: 1997-03-18
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Granted: 1999-01-12
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Expires: 2017-03-18
Abstract
Abstract A driver's seat for a machine, in particular for an industrial truck, has a seat surface which is inclined forward, a knee rest and a back rest. In one embodiment, the driver's seat swivels and the seat also includes a heel rest and a toe rest. Control elements can be located on the swivelling driver's seat in the vicinity of the knee rest, the heel rest and/or the toe rest.
Inventors
- 👤 Rudolf Mundkowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:21
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/0759; A; A47; A47C; A47C9/00; A47C9/002; A47C9/005; B60; B60N; B60N2/00; B60N2/24; B60N2/38; B60N2002/247
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
89 words
An industrial truck comprising: a plurality of wheels; a frame supported on said wheels; a driver's cab supported on said frame, wherein a driver is positioned within said driver's cab for operating said truck; and a driver's seat in said driver's cab, said driver's seat including; a seat surface inclined forward, wherein in use, the driver's thighs are inclined forward and down, and at least one knee rest located in a vicinity of said seat surface, wherein said knee rest is fastened to said frame of said industrial truck.
Claim 2
Dependent Claim
89 words
An industrial truck comprising: a plurality of wheels; a frame supported on said wheels; a driver's cab supported on said frame, wherein a driver is positioned within said driver's cab for operating said truck; and a driver's seat in said driver's cab, said driver's seat including; a seat surface inclined forward, wherein in use, the driver's thighs are inclined forward and down, and at least one knee rest located in a vicinity of said seat surface, wherein said knee rest is fastened to said frame of said industrial truck.
Claim 3
Dependent Claim
26 words
A driver's seat as claimed in claim 1, further including damping elements on said knee rest connecting said knee rest to the frame of the vehicle.
Claim 4
Dependent Claim
115 words
An industrial truck comprising: a plurality of wheels; a frame supported on said wheels; a driver's cab supported on said frame, wherein a driver is adapted to be positioned within said driver's cab for operating said truck; a driver's seat in said driver's cab, said driver's seat including; a seat surface inclined forward, wherein in use the driver's thighs are inclined forward and down; at least one knee rest located in a vicinity of said seat surface and spaced from said seat surface; and a mounting attached to said frame of said industrial truck, said mounting pivotally supporting said seat surface and said at least one knee rest for pivotable movement about a vertical axis.
Claim 5
Dependent Claim
115 words
An industrial truck comprising: a plurality of wheels; a frame supported on said wheels; a driver's cab supported on said frame, wherein a driver is adapted to be positioned within said driver's cab for operating said truck; a driver's seat in said driver's cab, said driver's seat including; a seat surface inclined forward, wherein in use the driver's thighs are inclined forward and down; at least one knee rest located in a vicinity of said seat surface and spaced from said seat surface; and a mounting attached to said frame of said industrial truck, said mounting pivotally supporting said seat surface and said at least one knee rest for pivotable movement about a vertical axis.
Claim 6
Dependent Claim
43 words
An industrial truck as claimed in claim 3 further including a seat frame supporting said seat surface and said at least one knee rest and pivotally attached to said mounting for rotation about said substantially vertical axis relative to said industrial truck frame.
Claim 7
Dependent Claim
25 words
The industrial truck of claim 4 wherein a maximum angle of rotation of said seat frame has a value less than or equal to 180°.
Claim 8
Dependent Claim
37 words
The industrial truck of claim 5 further including a back rest attached to said seat frame, at least one heel rest attached to said seat frame and at least one toe rest attached to said seat frame.
Claim 9
Dependent Claim
29 words
The industrial truck of claim 6 further including a control element located in one of the group comprising of said knee rest, said toe rest and said heel rest.
Claim 10
Dependent Claim
31 words
The industrial truck of claim 4 wherein said mounting includes suspension elements incorporated therein, wherein said driver's seat is fastened to the frame of the industrial truck by said suspension elements.
Claim 11
Dependent Claim
33 words
The industrial truck of claim 8 further including a load part coupled to said industrial truck frame, said load part including a load mast and a load fork movable on said load mast.
Claim 12
Dependent Claim
16 words
The industrial truck of claim 9 wherein said substantially vertical axis extends through said seat surface.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-01-11 | 2002-07-13 | 2003-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-01-11 | 2006-07-13 | 2007-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-01-11 | 2010-07-13 | 2011-01-12 | $7700.00 | Window Closed / Lapsed |