Patent US3372433A successfully refreshed from Google Patents.
US3372433A
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Mold clamping apparatus
Assignee: Inventions Finance Corp
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Filing: 1963-04-15
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Granted: 1968-03-12
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Expires: 1983-04-15
Abstract
No abstract record available.
Inventors
- 👤 Nouel Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:59
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/46; B29C45/53; B29C45/54; B29C45/544; B29C45/70; Y; Y10; Y10S; Y10S425/00; Y10S425/221
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
127 words
IN A MOLDING MACHINE OF THE CLASS DESCRIBED, COMPRISING MOLD SECTIONS, A FLUID PRESSURE ACTUATED JACK MEANS FOR MOVING ONE OF SAID MOLD SECTIONS TO OPEN AND CLOSED POSITION RELATIVE TO A COMPLEMENTARY MOLD SECTION, A THRUST MEMBER ENGAGING SAID ONE MOLD SECTION AND MOVABLE WITH THE LATTER, FLUID PRESSURE ACTUATED FORCE-MULTIPLYING THRUST MEANS MOVALBE INTO THE PATH OF TRAVEL OF SAID THRUST MEMBER TO CLAMP SAID MOLD SECTIONS AND OUT OF THE PATH OF TRAVEL OF SAID THRUST MEMBER TO ALLOW SAID JACK MEANS TO MOVE SAD ONE MOLD SECION BETWEEN OPEN AND CLOSED POSITONS, AND MEANS FOR POSITIONING SAID FLUID PRESSURE ACTUATED FORCE-MULTIPLYING THRUST MEANS AXIALLY OF THE PATH OF THE MOLD SECTIONS TO PROVIDE FOR ACCOMMODATION OF MOLD SECTIONS OF VARYING CHARACTERISTICS AND DIMENSIONS.
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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) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |