Patent US3269885A successfully refreshed from Google Patents.
US3269885A
Expired / Lapsed
US
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Heat-sealing head
Assignee: Packaging Frontiers Inc
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Filing: 1963-09-25
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Granted: 1966-08-30
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Expires: 1983-09-25
Abstract
No abstract record available.
Inventors
- 👤 Cianci Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:34
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/135; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/43121; B29C66/432; B29C66/4322; B29C66/80; B29C66/81; B29C66/814; B29C66/8145; B29C66/81453; B65; B65B; B65B51/00; B65B51/10; B65B51/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A HEAT-SEALING HEAD COMPRISING A BODY HAVING RELATIVELY HIGH HEAT CONDUCTIVITY, SAID BODY BEING ADAPTED TO BE HEATED FOR GENERATION OF HEAT FOR SEALING WORK TO BE HEAT-SEALED, A LAYER OF RESILIENT MATERIAL OF RELATIVELY LOW HEAT CONDUCTIVITY ON THE BODY, AND A WORK-ENGAGING DEFORMABLE FACING OF RELATIVELY HIGH HEAT CONDUCTIVITY ON SAID RESILIENT LAYER, SAID RESILIENT LAYER CONSTITUTING A RESILIENT YIELDABLE BACKING FOR SAID DEFORMABLE FACING AND SAID FACING BEING ADAPTED FOR LOCALIZED REGIONAL DEFORMATION INTO SAID RESILIENT LAYER TO ACCOMMODATE UNEVENNESS OF WORK TO BE HEAT-SEALED, AND SAID FACING BEING IN HEAT TRANSFER RELATION TO SAID BODY FOR SUBSTANTIALLY DIRECT PASSAGE OF HEAT FROM THE BODY TO BE WORK VIA THE FACING BY-PASSING THE RESILIENT LAYER.
Claim 2
Dependent Claim
118 words
A HEAT-SEALING HEAD COMPRISING A BODY HAVING RELATIVELY HIGH HEAT CONDUCTIVITY, SAID BODY BEING ADAPTED TO BE HEATED FOR GENERATION OF HEAT FOR SEALING WORK TO BE HEAT-SEALED, A LAYER OF RESILIENT MATERIAL OF RELATIVELY LOW HEAT CONDUCTIVITY ON THE BODY, AND A WORK-ENGAGING DEFORMABLE FACING OF RELATIVELY HIGH HEAT CONDUCTIVITY ON SAID RESILIENT LAYER, SAID RESILIENT LAYER CONSTITUTING A RESILIENT YIELDABLE BACKING FOR SAID DEFORMABLE FACING AND SAID FACING BEING ADAPTED FOR LOCALIZED REGIONAL DEFORMATION INTO SAID RESILIENT LAYER TO ACCOMMODATE UNEVENNESS OF WORK TO BE HEAT-SEALED, AND SAID FACING BEING IN HEAT TRANSFER RELATION TO SAID BODY FOR SUBSTANTIALLY DIRECT PASSAGE OF HEAT FROM THE BODY TO BE WORK VIA THE FACING BY-PASSING THE RESILIENT LAYER.
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |