Patent US3089441A successfully refreshed from Google Patents.
Patent US3104433A successfully refreshed from Google Patents.
US3104433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die casting and pressure molding machines
Assignee: Individual
•
Filing: 1959-11-12
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Granted: 1963-09-24
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Expires: 1979-11-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Hoern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:41
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/20; B22D17/26; B29; B29C; B29C45/00; B29C45/17; B29C45/64; B29C45/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
IN A DIE CASTING OR MOLDING MACHINE; FRAME MEANS INCLUDING A FIXED WALL SECTION; A DIE NORMALLY FIXED ON SAID FRAME MEANS AT A SPACED DISTANCE FROM SAID WALL SECTION; A MOVABLE DIE ASSEMBLY BETWEEN SAID WALL SECTION AND DIE SUPPORTED BY SAID FRAME MEANS FOR RECIPROCATING MOVEMENT THEREBETWEEN; MEANS INCLUDING A ROTATABLE PART AND A GENERALLY RECIPROCABLE PART CONNECTED TO TRAVEL SAID MOVABLE DIE ASSEMBLY RAPIDLY TOWARD AND AWAY FROM SAID NORMALLY FIXED DIE; LOST MOTION COUPLING MEANS CONNECTING SAID LAST MEANS WITH THE SAID MOVABLE DIE ASSEMBLY PERMITTING SAID MOVABLE DIE ASSEMBLY A CLOSING INCREMENT OF MOVEMENT; MEANS FOR SUPPLYING SAID FIXED DIE WITH THE MATERIAL TO BE FORMED; A PLURALITY OF GENERALLY RADIALLY ARRANGED MEMBERS CARRIED BY SAID WALL SECTION FOR APPLYING A UNIFORM CLOSING PRESSURE TO SAID MOVABLE DIE ASSEMBLY AND MOVING IT A CLOSING INCREMENT TOWARD SAID NORMALLY FIXED DIE; AND FLUID PRESSURE MEANS
Claim 2
Dependent Claim
149 words
IN A DIE CASTING OR MOLDING MACHINE; FRAME MEANS INCLUDING A FIXED WALL SECTION; A DIE NORMALLY FIXED ON SAID FRAME MEANS AT A SPACED DISTANCE FROM SAID WALL SECTION; A MOVABLE DIE ASSEMBLY BETWEEN SAID WALL SECTION AND DIE SUPPORTED BY SAID FRAME MEANS FOR RECIPROCATING MOVEMENT THEREBETWEEN; MEANS INCLUDING A ROTATABLE PART AND A GENERALLY RECIPROCABLE PART CONNECTED TO TRAVEL SAID MOVABLE DIE ASSEMBLY RAPIDLY TOWARD AND AWAY FROM SAID NORMALLY FIXED DIE; LOST MOTION COUPLING MEANS CONNECTING SAID LAST MEANS WITH THE SAID MOVABLE DIE ASSEMBLY PERMITTING SAID MOVABLE DIE ASSEMBLY A CLOSING INCREMENT OF MOVEMENT; MEANS FOR SUPPLYING SAID FIXED DIE WITH THE MATERIAL TO BE FORMED; A PLURALITY OF GENERALLY RADIALLY ARRANGED MEMBERS CARRIED BY SAID WALL SECTION FOR APPLYING A UNIFORM CLOSING PRESSURE TO SAID MOVABLE DIE ASSEMBLY AND MOVING IT A CLOSING INCREMENT TOWARD SAID NORMALLY FIXED DIE; AND FLUID PRESSURE MEANS
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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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |