Patent US3094881A successfully refreshed from Google Patents.
US3094881A
Expired / Lapsed
US
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Sheave
Assignee: Nagel Chase Manufacturing Co
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Filing: 1961-02-27
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Granted: 1963-06-25
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Expires: 1981-02-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward H Schultz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:52
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/36; F16H55/44; Y; Y10; Y10S; Y10S474/00; Y10S474/902; Y10T; Y10T29/00; Y10T29/49; Y10T29/49453; Y10T29/49455; Y10T29/49456; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/4992
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A SHEAVE COMPRISING A HUB HAVING SPACED APART PERIPHERAL GROOVES HAVING FLOOR PORTIONS SEPARATED BY A PERIPHERAL COLLAR PORTION PROVIDING COLLAR-DEFINED EDGES OF SAID GROOVES, FIRST AND SECOND SHEET MATERIAL MEMBERS MOUNTED ON SAID HUB, THE FIRST MEMBER HAVING AN AXIALLY EXTENDING PORTION TERMINATING IN AN EDGE FACING IN THE DIRECTION OF THE SECOND MEMBER AND ENGAGING THE FLOOR AND COLLAR-DEFINED EDGE OF ONE OF SAID GROOVES, THE SECOND MEMBER BEING MOUNTED IN THE OTHER SAID GROOVE AND IN ENGAGEMENT WITH THE COLLAR-DEFINED EDGE THEREOF AND HAVING A CONNECTION WITH THE FIRST MEMBER RADIALLY OUTWARDLY OF SAID HUB, THE SAID MEMBERS HAVING DIVERGING PORTIONS RADIALLY OUTWARDLY OF THE SAID CONNECTION THEREBETWEEN TO DEFINE A PULLEY GROOVE.
Claim 2
Dependent Claim
116 words
A SHEAVE COMPRISING A HUB HAVING SPACED APART PERIPHERAL GROOVES HAVING FLOOR PORTIONS SEPARATED BY A PERIPHERAL COLLAR PORTION PROVIDING COLLAR-DEFINED EDGES OF SAID GROOVES, FIRST AND SECOND SHEET MATERIAL MEMBERS MOUNTED ON SAID HUB, THE FIRST MEMBER HAVING AN AXIALLY EXTENDING PORTION TERMINATING IN AN EDGE FACING IN THE DIRECTION OF THE SECOND MEMBER AND ENGAGING THE FLOOR AND COLLAR-DEFINED EDGE OF ONE OF SAID GROOVES, THE SECOND MEMBER BEING MOUNTED IN THE OTHER SAID GROOVE AND IN ENGAGEMENT WITH THE COLLAR-DEFINED EDGE THEREOF AND HAVING A CONNECTION WITH THE FIRST MEMBER RADIALLY OUTWARDLY OF SAID HUB, THE SAID MEMBERS HAVING DIVERGING PORTIONS RADIALLY OUTWARDLY OF THE SAID CONNECTION THEREBETWEEN TO DEFINE A PULLEY GROOVE.
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) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |