US3092018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic heat sealer
Assignee: Studebaker Corp
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Filing: 1961-10-02
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Granted: 1963-06-04
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Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Turner Arthur Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:01
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/84; B29C66/861; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/43121; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/82; B29C66/822; B29C66/8221; B29C66/8227; B29C66/83; B29C66/832; B29C66/8324; B65; B65B; B65B51/00; B65B51/10; B65B51/14; B65B51/148; B29C66/70; B29C66/71
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
175 words
IN HEAT SEALING APPARATUS FOR USE IN SEALING THE OPEN END OF A THERMOPLASTIC BAG, THE IMPROVEMENT COMPRISING A FIRST HOUSING HAVING A WALL SECTION WITH A PASSAGE WAY FORMED THEREIN TO PERMIT THE INSERTION THERETHROUGH OF THE OPEN END OF A THERMOPLASTIC BAG WHEN SAID BAG IS HELD BETWEEN THE THUMB AND OPPOSED FINGER OF EACH HAND, A SECOND HOUSING, A HEATER BAR SUPPORTED IN SAID SECOND HOUSING IN A POSITION PERMITTING ALIGNMENT OF SAID BAG OPEN END WITH SAID HEATER BAR WHEN THE BAG OPEN END IS INSERTED THROUGH SAID PASSAGEWAY, A PRESSURE STRIP SUPPORTED IN THE FIRST HOUSING IN A PREDETERMINED POSITION RELATIVE TO SAID HEATER BAR, AND A PAIR OF SPACED-APART LINKS EACH BEING PIVOTALLY CONNECTED TO EACH HOUSING FOR ROTATION IN OPPOSITE DIRECTIONS RELATIVE TO EACH OTHER WHEN THE HOUSINGS ARE MOVED TOWARD EACH OTHER TO BRING THE PRESSURE STRIP INTO HEAT-SEALING ENGAGEMENT WITH SAID HEATER BAR WITH SAID THERMOPLASTIC BAG THEREBETWEEN FOR SEALING SAID BAG OPEN END IN RESPONSE TO THE APPLICATION OF HAND PRESSURE TO SAID WALL SECTION.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |