US3590656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ratchet device for hose reel
Assignee: WILSONS SONS Inc WILLIAM M
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Filing: 1969-12-24
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Granted: 1971-07-06
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Expires: 1989-12-24
Abstract
Abstract A hose reel of the type having an automatic rewinding motor and a ratchet and pawl stop mechanism is improved by a redesigned floating pawl and redesigned ratchet teeth. Both the pawl and the teeth are provided with cammed surfaces providing a means for positively actuating the pawl so that it does not hang up on deadcenter.
Inventors
- 👤 Otis S Lloyd Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:50
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/44; B65H75/4418; B65H75/4428; B65H75/4434; F; F16; F16D; F16D41/00; F16D41/12; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2133
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
58 words
An improvement in a ratchet and pawl mechanism of the type having a multitoothed ratchet and a floating spring biased pawl orbiting said ratchet, comprising: an elongated arcuate slot in said pawl, said slot having a radially outwardly extending dip in the arcuate side thereof which is radially more remote from said ratchet than the other arcuate side.
Claim 2
Dependent Claim
58 words
An improvement in a ratchet and pawl mechanism of the type having a multitoothed ratchet and a floating spring biased pawl orbiting said ratchet, comprising: an elongated arcuate slot in said pawl, said slot having a radially outwardly extending dip in the arcuate side thereof which is radially more remote from said ratchet than the other arcuate side.
Claim 3
Dependent Claim
24 words
The invention of claim 1 wherein the dip is disposed intermediate the ends of said slot and closer to one end than the other.
Claim 4
Dependent Claim
44 words
The invention of claim 2 wherein the spring biasing occurs through a spring means attached to said pawl on the side of said slot remote from said ratchet at a point intermediate the ends of said slot closer to one end than the other.
Claim 5
Dependent Claim
33 words
The invention of claim 3 wherein said point is closer to one end than said dip, both said point and said dip being on the same side of the center of said slot.
Claim 6
Dependent Claim
51 words
The invention of claim 1 wherein one end of said pawl presents a rounded nose portion for engagement with the rear of said teeth on said ratchet, and the rear of each of said teeth is inclined in the direction of orbit of said pawl toward the rear of said teeth.
References Cited (Backward Citations)
US2976959A
Cited
US2943710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-05 | 1975-01-04 | 1975-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-05 | 1979-01-04 | 1979-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-05 | 1983-01-04 | 1983-07-06 | $7700.00 | Window Closed / Lapsed |