US2762716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of and apparatus for dispensing and applying thermoplastic adhesives
Assignee: United Shoe Machinery Corp
•
Filing: 1954-02-25
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Granted: 1956-09-11
•
Expires: 1974-02-25
Abstract
No abstract record available.
Inventors
- 👤 Lawrence A Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:53
CPC Classifications
C; C09; C09J; C09J5/00; C09J5/06; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1798
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A METHOD OF DISPENSING AND APPLYING THERMOPLASTIC ADHESIVE WHICH COMPRISES PROVIDING AN ELONGATED ROD OF SOLID THERMOPLASTIC ADHESIVE WOUND INTO A COIL, PROGRESSIVELY UNWINDING THE ROD FROM THE COIL AND FEEDING THE ROD ADHESIVE THROUGH A PASSAGEWAY, APPLYING HEAT TO THE ADHESIVE WITHIN THE PASSAGEWAY TO RENDER SUCCESSIVE PORTIONS OF THE SOLID ROD OF ADHESIVE MOLTEN AND FLOWABLE, CONDUCTING THE MOLTEN ADHESIVE FROM THE PASSAGEWAY TO A WORK ENGAGING MEMBER, MOVING A WORK PIECE RELATIVELY TO SAID WORK ENGAGING MEMBER AT A VARIABLY PREDETERMINED RATE, AND VARYING THE RATE OF FEED OF THE ROD ADHESIVE THROUGH SAID PASSAGEWAY IN ACCORDANCE WITH VARIATIONS IN THE RATE OF MOVEMENT OF THE WORK PIECE RELATIVELY TO SAID WORK ENGAGING MEMBER TO CAUSE MOLTEN ADHESIVE TO BE APPLIED TO THE MOVING WORK PIECE BY THE WORK ENGAGING MEMBER AS A BAND OF SUBSTANTIALLY UNIFORM THICKNESS.
Claim 2
Independent Claim
141 words
A METHOD OF DISPENSING AND APPLYING THERMOPLASTIC ADHESIVE WHICH COMPRISES PROVIDING AN ELONGATED ROD OF SOLID THERMOPLASTIC ADHESIVE WOUND INTO A COIL, PROGRESSIVELY UNWINDING THE ROD FROM THE COIL AND FEEDING THE ROD ADHESIVE THROUGH A PASSAGEWAY, APPLYING HEAT TO THE ADHESIVE WITHIN THE PASSAGEWAY TO RENDER SUCCESSIVE PORTIONS OF THE SOLID ROD OF ADHESIVE MOLTEN AND FLOWABLE, CONDUCTING THE MOLTEN ADHESIVE FROM THE PASSAGEWAY TO A WORK ENGAGING MEMBER, MOVING A WORK PIECE RELATIVELY TO SAID WORK ENGAGING MEMBER AT A VARIABLY PREDETERMINED RATE, AND VARYING THE RATE OF FEED OF THE ROD ADHESIVE THROUGH SAID PASSAGEWAY IN ACCORDANCE WITH VARIATIONS IN THE RATE OF MOVEMENT OF THE WORK PIECE RELATIVELY TO SAID WORK ENGAGING MEMBER TO CAUSE MOLTEN ADHESIVE TO BE APPLIED TO THE MOVING WORK PIECE BY THE WORK ENGAGING MEMBER AS A BAND OF SUBSTANTIALLY UNIFORM THICKNESS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |