US4047771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bushing removal adapter
Assignee: Caterpillar Inc
•
Filing: 1976-02-23
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Granted: 1977-09-13
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Expires: 1996-02-23
Abstract
Abstract An adapter for use in the servicing of press-fit bushings comprising a sleeve having an annular radially outwardly directed flange and formed of a plurality of segments. A plug is received within the sleeve to prevent radially inward movement of the segments and a clamp is provided for holding the plug within the sleeve.
Inventors
- 👤 Kennith E. Vaughn
- 👤 Hugh V. Piper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:09
CPC Classifications
F; F16; F16C; F16C43/00; F16C43/02; B; B60; B60B; B60B27/00; B60B27/02
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
51 words
An adapter for use in the servicing of press-fit bushings, comprising: a sleeve having an annular, radially outwardly directed flange and comprised of a plurality of separate segments; a plug received within said sleeve to prevent radially inward movement of said segments; and means for holding said plug within said sleeve.
Claim 2
Dependent Claim
51 words
An adapter for use in the servicing of press-fit bushings, comprising: a sleeve having an annular, radially outwardly directed flange and comprised of a plurality of separate segments; a plug received within said sleeve to prevent radially inward movement of said segments; and means for holding said plug within said sleeve.
Claim 3
Dependent Claim
29 words
The adapter of claim 1 wherein said holding means includes a disc of sufficient size as to be incapable of passing through said sleeve when said segments are assembled.
Claim 4
Dependent Claim
33 words
The adapter of claim 2 wherein said segments, adjacent said flange, each include an axially directed lip and said disc includes at least one recess alignable with said lips to receive the same.
Claim 5
Dependent Claim
37 words
The adapter of claim 2 wherein said disc is secured to said plug and wherein said holding means further includes a retainer plate and a bolt extending through said retainer plate and threadably received in said plug.
Claim 6
Dependent Claim
119 words
An adapter for use in the servicing of press-fit bushings, comprising: a sleeve having an outer diameter slightly less than the inner diameter of the bushing to be serviced and an annular, radially outwardly directed flange of a diameter greater than the inner diameter of the bushing to be serviced, said sleeve being comprised of a plurality of separate arcuate segments; a plug received within said sleeve for backing said segments to prevent radially inward movement thereof, said plug having a disc at one end having an outer diameter less than the inner diameter of the bushing to be serviced and greater than the interior dimension of the sleeve; and clamping means for holding said plug within said sleeve.
Claim 7
Dependent Claim
119 words
An adapter for use in the servicing of press-fit bushings, comprising: a sleeve having an outer diameter slightly less than the inner diameter of the bushing to be serviced and an annular, radially outwardly directed flange of a diameter greater than the inner diameter of the bushing to be serviced, said sleeve being comprised of a plurality of separate arcuate segments; a plug received within said sleeve for backing said segments to prevent radially inward movement thereof, said plug having a disc at one end having an outer diameter less than the inner diameter of the bushing to be serviced and greater than the interior dimension of the sleeve; and clamping means for holding said plug within said sleeve.
References Cited (Backward Citations)
US2614318A
Cited
US3408724A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-09-12 | 1981-03-14 | 1981-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-12 | 1985-03-14 | 1985-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-12 | 1989-03-14 | 1989-09-13 | $7700.00 | Window Closed / Lapsed |