US3075713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crusher jaws
Assignee: Mine and Smelter Supply Co
•
Filing: 1961-05-15
•
Granted: 1963-01-29
•
Expires: 1981-05-15
Abstract
No abstract record available.
Inventors
- 👤 Kautz Harry Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:18
CPC Classifications
B; B02; B02C; B02C1/00; B02C1/02; B02C1/04; B02C1/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
AS AN ARTICLE OF MANUFACTURE, A WEAR PLATE FOR THE JAW OF A JAW CRUSHER DRIVEN BY PROPELLING CRANKSHAFTS, THE PROFILE OF THE MATERIAL CONTACTING FACE OF SAID WEAR PLATE BEING SUCH THAT A LINE DEPICTING THE SAME WILL PASS THROUGH ALL POINTS DETERMINED BY THE EQUATIONS: X=1/2SC(K2)Y/TV; AND Y=TV(LOG 2X-LOG SC)/LOG K2, WHERE
Claim 2
Dependent Claim
54 words
AS AN ARTICLE OF MANUFACTURE, A WEAR PLATE FOR THE JAW OF A JAW CRUSHER DRIVEN BY PROPELLING CRANKSHAFTS, THE PROFILE OF THE MATERIAL CONTACTING FACE OF SAID WEAR PLATE BEING SUCH THAT A LINE DEPICTING THE SAME WILL PASS THROUGH ALL POINTS DETERMINED BY THE EQUATIONS: X=1/2SC(K2)Y/TV; AND Y=TV(LOG 2X-LOG SC)/LOG K2, WHERE
References Cited (Backward Citations)
US2865570A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |