US3216238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for use in measuring wear resistance
Assignee: Individual
•
Filing: 1962-02-19
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Granted: 1965-11-09
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Expires: 1982-02-19
Abstract
No abstract record available.
Inventors
- 👤 Bailey Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:55
CPC Classifications
A; A43; A43D; A43D999/00; G; G01; G01N; G01N3/00; G01N3/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A SOLE-LEATHER WEAR RESISTANCE TESTING APPARATUS COMPRISING A FLUID ENIRONMENTAL BATH, A ROTATABLE NYLON ANVIL SUSPENDED IN SAID BATH, AN ABRASIVE SLEEVE HAVING A COARSENESS BETWEEN 60X AND 120X SECURED ON THE FACE OF SAID ANVIL, A PIVOTALLY MOUNTED ARM, A CLIP AND A SPRING ACTUATED CLAMP FOR FLEXING A SAMPLE, SAID CLIP AND SAID CLAMP BEING MOUNTED ON SAID ARM, SAID CLIP AND SAID CLAMP BEING ADAPTED TO GRIP OPPOSITE ENDS OF A SOLE-LEATHER SPECIMEN IN THE FORM OF AN ARC AND A POWER DRIVEN CAM COUPLED TO SAID ARM FOR THE ACTUATION OF SAID ARM TO CAUSE SAID SPECIMEN TO INTERMITTENTLY CONTACT SAID ABRASIVE SLEEVE.
Claim 2
Dependent Claim
107 words
A SOLE-LEATHER WEAR RESISTANCE TESTING APPARATUS COMPRISING A FLUID ENIRONMENTAL BATH, A ROTATABLE NYLON ANVIL SUSPENDED IN SAID BATH, AN ABRASIVE SLEEVE HAVING A COARSENESS BETWEEN 60X AND 120X SECURED ON THE FACE OF SAID ANVIL, A PIVOTALLY MOUNTED ARM, A CLIP AND A SPRING ACTUATED CLAMP FOR FLEXING A SAMPLE, SAID CLIP AND SAID CLAMP BEING MOUNTED ON SAID ARM, SAID CLIP AND SAID CLAMP BEING ADAPTED TO GRIP OPPOSITE ENDS OF A SOLE-LEATHER SPECIMEN IN THE FORM OF AN ARC AND A POWER DRIVEN CAM COUPLED TO SAID ARM FOR THE ACTUATION OF SAID ARM TO CAUSE SAID SPECIMEN TO INTERMITTENTLY CONTACT SAID ABRASIVE SLEEVE.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |