Patent US3923296A successfully refreshed from Google Patents.
US3923296A
Expired / Lapsed
US
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Device for tilting automobile bodies on automobile body assembly lines
Assignee: Volvo AB
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Filing: 1974-08-26
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Granted: 1975-12-02
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Expires: 1994-08-26
Abstract
Abstract Device for tilting automobile bodies during assembly, comprising an underframe movable along the assembly line, e.g. by means of a conveyor. The underframe carries a fastening frame having means to fasten the underside of an automobile body against the fastening frame. A tilting device is connected to the underframe and the fastening frame, by means of which device the fastening frame is tiltable in relation to the underframe.
Inventors
- 👤 Aake Fritiof Oksala
- 👤 Bror Arne Vilhelm Hultberg
- 👤 Sven Erik Svensson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:21
CPC Classifications
B; B66; B66F; B66F7/00; B66F7/22; B62; B62D; B62D65/00
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
137 words
Device for tilting a motor vehicle body during assembly along an assembly line, comprising an underframe, a fastening frame supported by the underframe and having means for fastening the underside of the body to said fastening frame and tilting means connected to the underframe and the fastening frame for tilting the fastening frame relative to the underframe between a horizontaL and vertical position, said tilting means comprising at least two trolleys which are movable horizontally in a transverse direction on the underframe by means of a horizontal driving arrangement, joint arms pivotably connected at one end to the underframe, the fastening frame being pivotably connected to the trolleys and to the other end of said joint arms, whereby when the trolleys are moved on the underframe, the fastening frame is tilted between a horizontal and vertical position.
Claim 2
Dependent Claim
137 words
Device for tilting a motor vehicle body during assembly along an assembly line, comprising an underframe, a fastening frame supported by the underframe and having means for fastening the underside of the body to said fastening frame and tilting means connected to the underframe and the fastening frame for tilting the fastening frame relative to the underframe between a horizontaL and vertical position, said tilting means comprising at least two trolleys which are movable horizontally in a transverse direction on the underframe by means of a horizontal driving arrangement, joint arms pivotably connected at one end to the underframe, the fastening frame being pivotably connected to the trolleys and to the other end of said joint arms, whereby when the trolleys are moved on the underframe, the fastening frame is tilted between a horizontal and vertical position.
Claim 3
Dependent Claim
46 words
Device according to claim 1, wherein the horizontal driving arrangement comprises a horizontal transverse screw which is rotatably arranged on the underframe, said screw having a nut element which is rigidly connected to the trolleys so as to move the same when the screw is rotated.
Claim 4
Dependent Claim
17 words
Device according to claim 2, wherein the screw has means for drivable connection to a separate motor.
Claim 5
Dependent Claim
66 words
Device according to claim 1, wherein the underframe has at least two transverse U-beams positioned on one of their edges and each trolley has at least three wheels, one of which runs along the horizontal upper side of one of said beams, one of which runs along the horizontal underside of said beam, and one of which runs along the vertical inner side of said beam.
Claim 6
Dependent Claim
22 words
Device according to claim 3, wherein means are provided for connection of the casing of a said separate motor with the underframe.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-01 | 1979-06-02 | 1979-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-01 | 1983-06-02 | 1983-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-01 | 1987-06-02 | 1987-12-02 | $7700.00 | Window Closed / Lapsed |