US2748047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced walls of holes in plastic members and method of making same
Assignee: Individual
•
Filing: 1954-09-29
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Granted: 1956-05-29
•
Expires: 1974-09-29
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Kuss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:51
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/47; B29C66/472; B29C37/00; B29C37/0078; B29C37/0082; B29C63/00; B29C63/0082; B29C65/00; B29C65/02; B29C65/18; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81431; B29C66/83; B29C66/832; B29C66/8322; B29L; B29L2031/00; B29L2031/709; B29L2031/7096; B29L2031/71; B29L2031/712; B29L2031/7148; B29L2031/737; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24752; Y10T428/31504; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
108 words
THE METHOD OF REINFORCING THE WALLS OF REGISTERING HOLES IN TWO OPPOSED MEMBERS OF FLEXIBLE PLASTIC MATERIAL, WHICH CONSISTS IN INTERPOSING BETWEEN SAID MEMBERS IN CLOSE SURROUNDING RELATION TO THE HOLES A STIFF AND STRONG PLASTIC INSERT HAVING A MELTING TEMPERATURE LESS THAN THAT OF SAID MEMBERS, APPLYING HEAT AND PRESSURE TO THE MEMBERS IN THE MARGINAL OUTER EDGE PORTIONS THEREOF WHICH EXTEND BEYOND SAID INSERT TO EFFECT A SEAL THEREAROUND, THEN APPLYING HEAT AND PRESSURE TO THE MEMBERS AND INSERT IN THE AREA OF THE LATTER TO SOFTEN AND FLOW THE INSERT MATERIAL WITHIN SAID SEAL AND TO INTEGRALLY UNITE THE MATERIALS OF THE MEMBERS AND INSERT.
Claim 2
Independent Claim
108 words
THE METHOD OF REINFORCING THE WALLS OF REGISTERING HOLES IN TWO OPPOSED MEMBERS OF FLEXIBLE PLASTIC MATERIAL, WHICH CONSISTS IN INTERPOSING BETWEEN SAID MEMBERS IN CLOSE SURROUNDING RELATION TO THE HOLES A STIFF AND STRONG PLASTIC INSERT HAVING A MELTING TEMPERATURE LESS THAN THAT OF SAID MEMBERS, APPLYING HEAT AND PRESSURE TO THE MEMBERS IN THE MARGINAL OUTER EDGE PORTIONS THEREOF WHICH EXTEND BEYOND SAID INSERT TO EFFECT A SEAL THEREAROUND, THEN APPLYING HEAT AND PRESSURE TO THE MEMBERS AND INSERT IN THE AREA OF THE LATTER TO SOFTEN AND FLOW THE INSERT MATERIAL WITHIN SAID SEAL AND TO INTEGRALLY UNITE THE MATERIALS OF THE MEMBERS AND INSERT.
Claim 3
Dependent Claim
108 words
A REINFORCEMENT FOR THE WALL OF A HOLE IN A SHEET OF PLASTIC MATERIAL, COMPRISING A PLASTIC REINFORCING MEMBER AROUND THE HOLE WITH THE PLASTIC OF THE MEMBER STIFF AND NON-ELASTIC AND BEING OF A NATURE TO MELT AT A LOWER TEMPERATURE THAN THE SHEET MATERIAL, AND COVERING MEMBER FOR THE REINFORCING MEMBER OF A MATERIAL SIMILAR TO THAT OF THE SHEET AND OVERLAPPING THE REINFORCING MEMBER AT ITS OUTER EDGE ENTIRELY AROUND THE SAME, THE SHEET, THE REINFORCING MEMBER AND THE COVERING MEMBER BEING INTEGRALLY SEALED TOGETHER WITH THE SEALING OCCURRING IN THE MARGINAL OUTER EDGE PORTIONS OF THE COVERING MEMBER WHICH EXTEND BEYOND THE REINFORCING MEMBER.
Claim 4
Dependent Claim
108 words
A REINFORCEMENT FOR THE WALL OF A HOLE IN A SHEET OF PLASTIC MATERIAL, COMPRISING A PLASTIC REINFORCING MEMBER AROUND THE HOLE WITH THE PLASTIC OF THE MEMBER STIFF AND NON-ELASTIC AND BEING OF A NATURE TO MELT AT A LOWER TEMPERATURE THAN THE SHEET MATERIAL, AND COVERING MEMBER FOR THE REINFORCING MEMBER OF A MATERIAL SIMILAR TO THAT OF THE SHEET AND OVERLAPPING THE REINFORCING MEMBER AT ITS OUTER EDGE ENTIRELY AROUND THE SAME, THE SHEET, THE REINFORCING MEMBER AND THE COVERING MEMBER BEING INTEGRALLY SEALED TOGETHER WITH THE SEALING OCCURRING IN THE MARGINAL OUTER EDGE PORTIONS OF THE COVERING MEMBER WHICH EXTEND BEYOND THE REINFORCING MEMBER.
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) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |