Patent US4121706A successfully refreshed from Google Patents.
US4121706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hub, especially for clutch disks of motor vehicles
Assignee: LuK Lamellen und Kupplungsbau GmbH
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Filing: 1977-02-17
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Granted: 1978-10-24
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Expires: 1997-02-17
Abstract
Abstract A hub includes a cylindrical hub body and means comprising a flange member for flanging the hub body, the flanging means being slidably mounted on and fastened to the hub body and extending in radial direction, at least one of the hub body and the flanging means being formed with profiling for effecting a form lock against relative movement thereof at least in circumferential direction, a respective abutment formed on the hub body on each side of the flanging means, at least one of the abutments being a wedged-over portion of the hub body received in a channel formed in the flanging means.
Inventors
- 👤 Egon Zapf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:51
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/58; F16D13/60; F16D13/64; F16D13/644; F16D13/646; Y; Y10; Y10T; Y10T403/00; Y10T403/49
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
181 words
A hub comprising a cylindrical hub body and means comprising a flange member for flanging the hub body, said flanging means being slidably mounted on and fastened to said hub body and extending in radial direction, at least one of said hub body and said flanging means being formed with profiling for effecting a form lock against relative movement thereof at least in circumferenctial direction, a respective abutment formed on said hub body on each side of said flanging means, at least one of the abutments being a wedged-over portion of the hub body received in a channel formed in said flanging means, said channel being formed in a radially extending surface region of said flanging means, and said wedged-over portion of the hub body being received in said channel flush with said surface region so as to form with said surface region a continuous annular surface extending radially from the cylindrical hub body, both the surface of the wedged-over hub body portion and the flanging means surface region being engageable by a friction ring mountable on said cylindrical hub body.
Claim 2
Dependent Claim
181 words
A hub comprising a cylindrical hub body and means comprising a flange member for flanging the hub body, said flanging means being slidably mounted on and fastened to said hub body and extending in radial direction, at least one of said hub body and said flanging means being formed with profiling for effecting a form lock against relative movement thereof at least in circumferenctial direction, a respective abutment formed on said hub body on each side of said flanging means, at least one of the abutments being a wedged-over portion of the hub body received in a channel formed in said flanging means, said channel being formed in a radially extending surface region of said flanging means, and said wedged-over portion of the hub body being received in said channel flush with said surface region so as to form with said surface region a continuous annular surface extending radially from the cylindrical hub body, both the surface of the wedged-over hub body portion and the flanging means surface region being engageable by a friction ring mountable on said cylindrical hub body.
Claim 3
Dependent Claim
33 words
A hub according to claim 1 wherein said flanging means include at least one other part besides said flange member, said part extending in radial direction and being formed with said formlocking profiling.
Claim 4
Dependent Claim
28 words
A hub according to claim 1 wherein said flanging means include at least one other part besides said flange member, said channel being formed in said other part.
Claim 5
Dependent Claim
21 words
A hub according to claim 1 wherein said flange member extends in radial direction and is formed with said formlocking profiling.
Claim 6
Dependent Claim
15 words
A hub according to claim 1 wherein said channel is formed in said flange member.
Claim 7
Dependent Claim
15 words
A hub according to claim 1 wherein said wedged-over portion is a stamped out portion.
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) | 1981-10-23 | 1982-04-24 | 1982-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-10-23 | 1986-04-24 | 1986-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-10-23 | 1990-04-24 | 1990-10-24 | $7700.00 | Window Closed / Lapsed |