Patent US4793620A successfully refreshed from Google Patents.
US4793620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing arrangement for the closure of a gap
Assignee: Deere and Co
•
Filing: 1987-12-07
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Granted: 1988-12-27
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Expires: 2007-12-07
Abstract
Abstract An arrangement for sealing around a pedal which extends through an opening in a housing includes a flexible base slidably coupled to the housing. A frame is mounted on the base and carries rollers which engage an arm of the pedal. A flexible boot or sleeve has one end fixed to the frame and another end fixed to the arm of the pedal.
Inventors
- 👤 Rudi Karch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:23
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/50; F16J15/52; G; G05; G05G; G05G25/00; G05G25/04; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20528; Y10T74/20576; Y10T74/20732; Y10T74/20834; Y10T74/2087; Y10T74/20888; Y10T74/2093
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
68 words
An arrangement for sealing between an arm which extends through an opening in a housing and which is movable with respect to the housing, comprising: a slide member which receives and engages the arm and which is coupled for sliding movement only with respect to the housing; and a flexible sleeve with a first end sealingly engaging the arm and with a second end sealingly engaging the member.
Claim 2
Dependent Claim
68 words
An arrangement for sealing between an arm which extends through an opening in a housing and which is movable with respect to the housing, comprising: a slide member which receives and engages the arm and which is coupled for sliding movement only with respect to the housing; and a flexible sleeve with a first end sealingly engaging the arm and with a second end sealingly engaging the member.
Claim 3
Dependent Claim
20 words
The arrangement of claim 1, wherein movement of the arm causes the member to slide with respect to the housing.
Claim 4
Dependent Claim
28 words
The arrangement of claim 1, further comprising: a retainer fixed with respect to the housing, the retainer having a slot for slidably receiving a portion of the member.
Claim 5
Dependent Claim
15 words
The arrangement of claim 1, wherein: the member rotatably supports rollers which engage the arm.
Claim 6
Dependent Claim
40 words
The arrangement of claim 4, wherein the member comprises: a base; and a hollow frame mounted on the base, the rollers being mounted inside the frame and the second end of the sleeve engaging the outer surface of the frame.
Claim 7
Dependent Claim
32 words
The arrangement of claim 5, wherein: the frame has a slot on one side thereof for receiving the arm; and a bridge is releasably attachable to the frame to fill the slot.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-12-27 | 1992-06-27 | 1992-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-12-27 | 1996-06-27 | 1996-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-12-27 | 2000-06-27 | 2000-12-27 | $7700.00 | Window Closed / Lapsed |