US4014619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retainer ring and splined member assembly
Assignee: KOPPY CORP
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Filing: 1975-09-29
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Granted: 1977-03-29
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Expires: 1995-09-29
Abstract
Abstract Lanced slots are formed in the root section of each spline of a splined member to receive a snap ring for securing discs or other members in position with respect to the splined member.
Inventors
- 👤 William K. Good
- 👤 Wilson J. Harbage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:42
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/22; F16D13/38; F16D13/52; F16D25/00; F16D25/06; F16D25/062; F16D25/063; F16D25/0635; F16D25/0638; F16D13/58; F16D13/60; F16D13/64; F16D13/68; F16D13/683; F16D55/00; F16D55/02; F16D65/00; F16D65/02; F16D65/12; F16D65/123; F16D25/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/496; Y10T29/49826; Y10T29/49863; Y10T29/49876; Y10T403/00; Y10T403/70; Y10T403/7026; Y10T403/7033
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
120 words
In combination: a splined member and a snap type retaining ring, said splined member having a plurality of splines each having a root section and being disposed about the periphery of said splined member; a slot disposed in said splined member for receiving said snap ring, said slot being defined by a series of individual lances disposed in the root section of each spline, said lances being disposed in parallel pairs and the material between said individual pairs of lances being disposed in a plane spaced away from said root sections a distance equal to the depth of said root sections whereby said pairs of lances and said displaced material form said slot for receiving said snap type bearing ring.
Claim 2
Dependent Claim
120 words
In combination: a splined member and a snap type retaining ring, said splined member having a plurality of splines each having a root section and being disposed about the periphery of said splined member; a slot disposed in said splined member for receiving said snap ring, said slot being defined by a series of individual lances disposed in the root section of each spline, said lances being disposed in parallel pairs and the material between said individual pairs of lances being disposed in a plane spaced away from said root sections a distance equal to the depth of said root sections whereby said pairs of lances and said displaced material form said slot for receiving said snap type bearing ring.
Claim 3
Dependent Claim
25 words
The combination as defined in claim 1 and in which said material between said lances is disposed radially inwardly with respect to said splined member.
Claim 4
Dependent Claim
25 words
The combination as defined in claim 1 and in which said material between said lances is disposed radially outwardly with respect to said splined member.
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) | 1980-03-28 | 1980-09-27 | 1981-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-03-28 | 1984-09-27 | 1985-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-03-28 | 1988-09-27 | 1989-03-29 | $7700.00 | Window Closed / Lapsed |