US3327353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold closure apparatus
Assignee: Buehler AG
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Filing: 1962-11-21
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Granted: 1967-06-27
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Expires: 1982-11-21
Abstract
No abstract record available.
Inventors
- 👤 Eggenberger Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:26
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/64; B29C45/68; B29C45/683; Y; Y10; Y10S; Y10S425/00; Y10S425/221
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
APPARATUS FOR CLOSING MOLDS, COMPRISING MOVABLE AND STATIONARY MOLD CARRIERS, A CROSSHEAD INCLUDING RELATIVELY MOVABLE FRONT AND REAR PARTS, A CHAMBER FORMED BETWEEN SAID FRONT AND REAR PARTS AND ADAPTED TO BE SUPPLIED WITH PRESSURE FLUID FOR PRODUCING THE CLOSING FORCE, A PRESSURE FLUID ACTUATED MECHANICAL LINKAGE CONNECTED BETWEEN SAID FRONT PART OF SAID CROSSHEAD AND SAID MOVABLE MOLD CARRIER FOR MOVING AND SUPPORTING SAID MOVABLE MOLD CARRIER, AND MOVABLE WEDGE MEANS BETWEEN SAID FRONT AND REAR PARTS OF THE CROSSHEAD FOR LOCKING SAID PARTS AGAINST RELATIVE MOVEMENT.
Claim 2
Dependent Claim
88 words
APPARATUS FOR CLOSING MOLDS, COMPRISING MOVABLE AND STATIONARY MOLD CARRIERS, A CROSSHEAD INCLUDING RELATIVELY MOVABLE FRONT AND REAR PARTS, A CHAMBER FORMED BETWEEN SAID FRONT AND REAR PARTS AND ADAPTED TO BE SUPPLIED WITH PRESSURE FLUID FOR PRODUCING THE CLOSING FORCE, A PRESSURE FLUID ACTUATED MECHANICAL LINKAGE CONNECTED BETWEEN SAID FRONT PART OF SAID CROSSHEAD AND SAID MOVABLE MOLD CARRIER FOR MOVING AND SUPPORTING SAID MOVABLE MOLD CARRIER, AND MOVABLE WEDGE MEANS BETWEEN SAID FRONT AND REAR PARTS OF THE CROSSHEAD FOR LOCKING SAID PARTS AGAINST RELATIVE MOVEMENT.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |