US4118073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cast spoke-wheel for motor vehicles, especially motorcycles
Assignee: Bayerische Motoren Werke AG
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Filing: 1976-08-02
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Granted: 1978-10-03
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Expires: 1996-08-02
Abstract
Abstract A cast spoke-wheel for motorcycles, with a brake hub connected with a wheel hub by way of an end wall; spokes or spokes with webs reinforcing the same in the axial direction are arranged extending over the end wall whereby air feed devices for ventilating the brake hub are arranged between the spokes or between the webs within the area of the end wall.
Inventors
- 👤 Hans-Gunther v.d. Marwitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:53
CPC Classifications
B; B60; B60B; B60B19/00; B60B19/10; B60B1/00; B60B1/06; B60B1/08
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
171 words
A cast spoked wheel for motor vehicles which comprises a brake hub means connected with a wheel hub means by way of an end wall means and radially directed spoke means arranged extending over the end wall means to a rim, dividing the wheel into a plurality of sectors, characterized in that at least in one of the sectors an inclined blade means which projects with its respective forward edge pointing respectively in the direction of rotation of the spoked wheel, in the axial direction beyond the spoke means is connected by way of its respective rear edge with an adjacent spoke means and on the side of the wheel rim with a respective wall each extending from one spoke means to the adjacent spoke means and connected with the end wall means to form an air-collecting scoop case integrally with said spoke means and said end wall means and having a passage therethrough for supplying ventilating air through the end wall means to the interior of the brake hub means.
Claim 2
Dependent Claim
171 words
A cast spoked wheel for motor vehicles which comprises a brake hub means connected with a wheel hub means by way of an end wall means and radially directed spoke means arranged extending over the end wall means to a rim, dividing the wheel into a plurality of sectors, characterized in that at least in one of the sectors an inclined blade means which projects with its respective forward edge pointing respectively in the direction of rotation of the spoked wheel, in the axial direction beyond the spoke means is connected by way of its respective rear edge with an adjacent spoke means and on the side of the wheel rim with a respective wall each extending from one spoke means to the adjacent spoke means and connected with the end wall means to form an air-collecting scoop case integrally with said spoke means and said end wall means and having a passage therethrough for supplying ventilating air through the end wall means to the interior of the brake hub means.
Claim 3
Dependent Claim
66 words
A spoked wheel according to claim 1, characterized in that an aperture means is provided for enabling outward flow of air supplied to the brake hub by the air-collecting scoop and for serving as an inspection hole permitting inspection of a brake ring in the brake hub, said aperture means being arranged in sectors alternating with the sectors in which the inclined blade means are located.
References Cited (Backward Citations)
DE173001C
Cited
US1566344A
Cited
US1957654A
Cited
FR689432A
Cited
US1936725A
Cited
US1964129A
Cited
US2237164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-10-02 | 1982-04-03 | 1982-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-10-02 | 1986-04-03 | 1986-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-10-02 | 1990-04-03 | 1990-10-03 | $7700.00 | Window Closed / Lapsed |