US4336859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cardan drive for motorcycles
Assignee: Individual
•
Filing: 1980-04-04
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Granted: 1982-06-29
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Expires: 2000-04-04
Abstract
Abstract A Cardan drive for motorcycles in connection with which the housing, within which the ring gear connected with the rear wheel is contained and the pinion connected with the Cardan shaft is mounted is supported via an upwardly extending control arm operatively connected to a guide member pivoted to the frame at a point thereof lying above the swing arm of the rear wheel.
Inventors
- 👤 Horst Leitner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:12
CPC Classifications
B; B62; B62M; B62M17/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
101 words
In a Cardan drive for a motorcycle rear wheel supported by a swing arm pivoted to a frame and a housing is supported pivotally with respect to the swing arm and is connected via a guide member on the frame by means of a control arm, the latter being rigidly connected to the housing, and within the housing a pinion connected with a Cardan shaft is supported and a ring gear engaging with the pinion connected with the rear wheel is contained, the improvement wherein said guide member is pivoted to a point on the frame disposed above the swing arm.
Claim 2
Dependent Claim
101 words
In a Cardan drive for a motorcycle rear wheel supported by a swing arm pivoted to a frame and a housing is supported pivotally with respect to the swing arm and is connected via a guide member on the frame by means of a control arm, the latter being rigidly connected to the housing, and within the housing a pinion connected with a Cardan shaft is supported and a ring gear engaging with the pinion connected with the rear wheel is contained, the improvement wherein said guide member is pivoted to a point on the frame disposed above the swing arm.
Claim 3
Dependent Claim
24 words
The drive according to claim 1, wherein said guide member and said control arm are cooperatively formed as a telescopic system of variable length.
Claim 4
Dependent Claim
45 words
The drive according to claim 2, wherein said telescopic system comprising said guide member and said control arm further include at least one spring means operatively connected between said guide member and said control arm and simultaneously comprises a shock absorber for the swing arm.
Claim 5
Dependent Claim
60 words
The drive according to claim 3, wherein said at least one spring means includes an outermost spring abutting one end of said control arm and an opposite end of said guide member and an innermost spring disposed between said control arm and said guide member abutting the opposite end of said control arm and another end of said guide member.
Claim 6
Dependent Claim
15 words
The drive according to claim 1, wherein said control arm extends upwardly from said housing.
Claim 7
Dependent Claim
16 words
The drive according to claim 5, wherein said control arm is pivoted to said guide member.
Claim 8
Dependent Claim
36 words
The drive according to claim 1, further comprising a rear wheel shock absorber means for absorbing shocks transmitted from the ground through the swing arm, said control means extends substantially parallel to said shock absorber means.
Claim 9
Dependent Claim
18 words
The drive according to claim 7, wherein said shock absorber means is mounted directly on said swing arm.
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) | 1985-06-28 | 1985-12-28 | 1986-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-06-28 | 1989-12-28 | 1990-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-06-28 | 1993-12-28 | 1994-06-29 | $7700.00 | Window Closed / Lapsed |