US3384526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and machine for joining plastics
Assignee: Research Inc
•
Filing: 1965-09-02
•
Granted: 1968-05-21
•
Expires: 1985-09-02
Abstract
No abstract record available.
Inventors
- 👤 Andrew E Abramson
- 👤 Andrew F Kitchar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:18
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/245; B29C65/14; B29C65/1429; B29C65/1435; B29C65/1445; B29C65/78; B29C65/7841; B29C66/00; B29C66/01; B29C66/02; B29C66/022; B29C66/0224; B29C66/02241; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/343; B29C66/3432; B29C66/40; B29C66/41; B29C66/43; B29C66/70; B29C66/73; B29C66/731; B29C66/7311; B29C66/73115; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/812; B29C66/8126; B29C66/81266; B29C66/81267; B29C66/814; B29C66/8141; B29C66/81431; B29C66/8145; B29C66/81457; B29C66/816; B29C66/8161; B29C66/818; B29C66/8181; B29C66/81811; B29C66/82; B29C66/822; B29C66/8221; B29C66/8227; B29C66/83; B29C66/836; B29C66/8362; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/91211; B29C66/91212; B29C66/91231; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/9161; B29C66/91641; B29C2793/00; B29C2793/0081; B29C35/00; B29C35/02; B29C35/08; B29C35/0805; B29C66/02245; B29C66/8122; B29C66/81261; B29C66/81268; B29C66/91221; B29C66/919; B29C66/9192; B29C66/91921; B29C66/91931; B29C66/92; B29C66/924; B29C66/9241; B29C66/94; B29C66/944; B29C66/96; B29C66/961; B29K; B29K2909/00; B29K2909/08; B29K2909/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
AN APPARATUS FOR JOINING BY FUSION AND PRESSURE PLASTIC BODIES CAPABLE OF TRANSMITTING HEAT ENERGY RADIATIONS COMPRISING: A PADDED BUCK HAVING ON THE SURFACE THEREOF A HEAT ABSORBING AREA OF A SHAPE CORRESPONDING WITH THE AREA OF CONTACT OF THE PLASTIC BODIES TO BE JOINED, A PRESSER PLATE FOR EXERTING PRESSURE AGAINST SAID BUCK FOR HOLDING THE PLASTIC BODIES UNDER PRESSURE WHILE THEY ARE BEING JOINED, SAID PRESSER PLATE BEING OF A MATERIAL CAPABLE OF TRANSMITTING AT LEAST SOME PROPORTION OF HEAT ENERGY RADIATIONS PROJECTED UPON IT, PRESSURE MEANS FOR EXERTING PRESSURE THROUGH THE PRESSER PLATE AND AGAINST THE BUCK, HEATER MEANS FOR GENERATING AND PROJECTING HEAT ENERGY RADIATIONS FOR PROJECTION THROUGH THE PRESSER PLATE AND ONTO THE BACK.
Claim 2
Independent Claim
119 words
AN APPARATUS FOR JOINING BY FUSION AND PRESSURE PLASTIC BODIES CAPABLE OF TRANSMITTING HEAT ENERGY RADIATIONS COMPRISING: A PADDED BUCK HAVING ON THE SURFACE THEREOF A HEAT ABSORBING AREA OF A SHAPE CORRESPONDING WITH THE AREA OF CONTACT OF THE PLASTIC BODIES TO BE JOINED, A PRESSER PLATE FOR EXERTING PRESSURE AGAINST SAID BUCK FOR HOLDING THE PLASTIC BODIES UNDER PRESSURE WHILE THEY ARE BEING JOINED, SAID PRESSER PLATE BEING OF A MATERIAL CAPABLE OF TRANSMITTING AT LEAST SOME PROPORTION OF HEAT ENERGY RADIATIONS PROJECTED UPON IT, PRESSURE MEANS FOR EXERTING PRESSURE THROUGH THE PRESSER PLATE AND AGAINST THE BUCK, HEATER MEANS FOR GENERATING AND PROJECTING HEAT ENERGY RADIATIONS FOR PROJECTION THROUGH THE PRESSER PLATE AND ONTO THE BACK.
References Cited (Backward Citations)
US3247041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |