Patent US3075286A successfully refreshed from Google Patents.
US3075286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Product conditioning and metering apparatus
Assignee: LGL Group Inc
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Filing: 1960-07-05
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Granted: 1963-01-29
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Expires: 1980-07-05
Abstract
No abstract record available.
Inventors
- 👤 Robert F Mcvicker
- 👤 Earl J Rapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:02
CPC Classifications
A; A01; A01J; A01J21/00; A01J21/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A PRODUCT METERING APPARATUS FOR A CYCLICALLY OPERABLE PRINT FORMING MECHANISM, A METERING VALVE, A COMPENSATOR RECEIVING PRODUCT AND DISCHARGING IT TO SAID METERING VALVE, AND SAID METERING VALVE DISCHARGING THE PRODUCT TO SAID PRINT FORMING MECHANISM, SAID COMPENSATOR COMPRISING A BODY HAVING A PAIR OF BORES THEREIN, ONE RECEIVING PRODUCT AND THE OTHER DISCHARGING PRODUCT, SAID BORES EXTENDING PARALLEL TO EACH OTHER, A TRANSFER TUBE HAVING OPPOSITE ENDS TELESCOPICALLY MOUNTED IN SAID BORES, ACTUATING MEANS FOR MOVING SAID TUBE ENDS SIMULTANEOUSLY INTO BOTH OF SAID BORES COMPRISING A PISTON AND CYLINDER UNIT, MEANS FOR SUPPLYING ACTUATING FLUID UNDER CONSTANT PRESSURE TO SAID CYLINDER FOR MOVING SAID PISTON AND THEREBY SAID TRANSFER TUBE, AND A BYPASS FOR RELIEVING EXCESS PRODUCT FROM SAID COMPENSATOR BODY COMPRISING A BYPASS OPENING COMMUNICATING WITH ONE OF SAID BORES AND UNCOVERED BY ONE END OF SAID TRANSFER TUBE WHEN SAID TRANSFER TUBE IS AT A PREDETERMINED LIMIT OF OUTWARD MOVEMENT RELATIVE THERETO, SAID METERING VALVE COMPRISING A CASING,
Claim 2
Dependent Claim
164 words
IN A PRODUCT METERING APPARATUS FOR A CYCLICALLY OPERABLE PRINT FORMING MECHANISM, A METERING VALVE, A COMPENSATOR RECEIVING PRODUCT AND DISCHARGING IT TO SAID METERING VALVE, AND SAID METERING VALVE DISCHARGING THE PRODUCT TO SAID PRINT FORMING MECHANISM, SAID COMPENSATOR COMPRISING A BODY HAVING A PAIR OF BORES THEREIN, ONE RECEIVING PRODUCT AND THE OTHER DISCHARGING PRODUCT, SAID BORES EXTENDING PARALLEL TO EACH OTHER, A TRANSFER TUBE HAVING OPPOSITE ENDS TELESCOPICALLY MOUNTED IN SAID BORES, ACTUATING MEANS FOR MOVING SAID TUBE ENDS SIMULTANEOUSLY INTO BOTH OF SAID BORES COMPRISING A PISTON AND CYLINDER UNIT, MEANS FOR SUPPLYING ACTUATING FLUID UNDER CONSTANT PRESSURE TO SAID CYLINDER FOR MOVING SAID PISTON AND THEREBY SAID TRANSFER TUBE, AND A BYPASS FOR RELIEVING EXCESS PRODUCT FROM SAID COMPENSATOR BODY COMPRISING A BYPASS OPENING COMMUNICATING WITH ONE OF SAID BORES AND UNCOVERED BY ONE END OF SAID TRANSFER TUBE WHEN SAID TRANSFER TUBE IS AT A PREDETERMINED LIMIT OF OUTWARD MOVEMENT RELATIVE THERETO, SAID METERING VALVE COMPRISING A CASING,
References Cited (Backward Citations)
US2683932A
Cited
GB808729A
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 |