US3592518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing for the shaft of an electric motor
Assignee: Sonceboz SA
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Filing: 1969-06-18
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Granted: 1971-07-13
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Expires: 1989-06-18
Abstract
Abstract The bearing comprises two bearings, or bearing elements, proper, one of which is stationary and the other of which a spring holds pressed against the motor shaft.
Inventors
- 👤 Pierre-Frederic Pfister
- 👤 Kurt Rubner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:15
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/167; H02K5/1672; F; F16; F16C; F16C17/00; F16C17/02; F16C25/00; F16C25/02; F16C25/04; F16C17/12; F16C17/24; F16C33/00; F16C33/02; F16C33/04; F16C33/20
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
78 words
A bearing for the shaft of an electric motor, comprising first and second bearing elements of synthetic plastic each having a cylindrical opening for accepting and guiding said shaft, a fixed support for holding said first bearing element, and resilient means for pressing said second bearing element against said shaft, said second bearing element being movable and having rib means engaging recess means provided in said support to guide said movable bearing element with respect to said support.
Claim 2
Dependent Claim
78 words
A bearing for the shaft of an electric motor, comprising first and second bearing elements of synthetic plastic each having a cylindrical opening for accepting and guiding said shaft, a fixed support for holding said first bearing element, and resilient means for pressing said second bearing element against said shaft, said second bearing element being movable and having rib means engaging recess means provided in said support to guide said movable bearing element with respect to said support.
Claim 3
Dependent Claim
20 words
A bearing as defined in claim 1, wherein said resilient means comprises a single piece with said movable bearing element.
Claim 4
Dependent Claim
82 words
A bearing as defined in claim 1, wherein said support comprises a bottom wall having an opening therein, and a cylindrical sidewall, said first bearing element being held fixedly inwardly of said sidewall, said movable bearing element being located between said bottom and said first bearing element, and said resilient means engaging a plurality of recesses provided in said sidewall and in said movable bearing element respectively, said plurality of recesses being diametrically disposed with respect to said cooperating rib and recess.
Claim 5
Dependent Claim
81 words
A bearing for the shaft of an electric motor, comprising first and second bearing elements of synthetic plastic, each having a cylindrical opening for accepting and guiding said shaft, a fixed support for holding said first bearing element, and resilient means for pressing said second bearing element against said shaft, said second bearing element being movable and haVing rib means engaging recess means in said first bearing element to guide said movable bearing element with respect to said first bearing element.
Claim 6
Dependent Claim
81 words
A bearing for the shaft of an electric motor, comprising first and second bearing elements of synthetic plastic, each having a cylindrical opening for accepting and guiding said shaft, a fixed support for holding said first bearing element, and resilient means for pressing said second bearing element against said shaft, said second bearing element being movable and haVing rib means engaging recess means in said first bearing element to guide said movable bearing element with respect to said first bearing element.
Claim 7
Dependent Claim
88 words
A bearing for the shaft of an electric motor, comprising first and second bearing elements of synthetic plastic, a bearing surface for guiding said shaft, incorporated by each said first and second bearing elements, a fixed support for holding said first bearing element, said support having a recess for containing said second bearing element, said second bearing element being movable with respect to said first bearing element, and resilient means disposed between said movable bearing element and said support for pressing said movable bearing element against the shaft.
Claim 8
Dependent Claim
88 words
A bearing for the shaft of an electric motor, comprising first and second bearing elements of synthetic plastic, a bearing surface for guiding said shaft, incorporated by each said first and second bearing elements, a fixed support for holding said first bearing element, said support having a recess for containing said second bearing element, said second bearing element being movable with respect to said first bearing element, and resilient means disposed between said movable bearing element and said support for pressing said movable bearing element against the shaft.
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) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |