US3267514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing slidefastener members
Assignee: Opti Holding AG
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Filing: 1965-02-24
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Granted: 1966-08-23
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Expires: 1985-02-24
Abstract
No abstract record available.
Inventors
- 👤 Porepp Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:06
CPC Classifications
B; B29; B29D; B29D5/00; B29D5/04; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2518
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
AN APPARATUS FOR PRODUCING SLIDE-FASTENER MEMBERS, COMPRISING FEED MEANS FOR PROGRESSIVELY ADVANCING AN ELONGATED FLEXIBLE ELEMENT ALONG A PREDETERMINED PATH, A PAIR OF CO-OPERATING DIES WITH MATING SIMUOUS FORMATIONS DISPOSED ON OPPOSITE SIDES OF SAID PATH, SAID DIES BEING PERIODICALLY DISPLACEABLE TOWARD AND AWAY FROM EACH OTHER FOR SHAPING A PORTION OF SAID ELEMENT INTO A SUBSTANTIALLY PLANAR UNDULATING SECTION WITH OPPOSITELY FACING LOOPS, GUIDE MEANS BEYOND SAID DIES EXTENDING ALONG SAID PATH AND FORMING A CHANNEL ACCOMMODATING SAID UNDULATING SECTION, TRANSPORT MEANS SYNCHRONIZED WITH SAID DIES FOR ADVANCING SUCCESSIVELY FORMED UNDULATING SECTIONS THROUGH SAID CHANNEL, SAID TRANSPORT MEANS INCLUDING A MOVABLE MEMBER WITH A PLURALITY OF PROJECTIONS POSITIONED TO ENTER THE BIGHTS OF RESPECTIVE LOOPS OF SAID SECTIONS AND DRIVE MEANS FOR INTERMITTENTLY DISPLACING SAID MEMBER GENERALLY LONGITUDINALLY OF SAID CHAN-
Claim 2
Independent Claim
132 words
AN APPARATUS FOR PRODUCING SLIDE-FASTENER MEMBERS, COMPRISING FEED MEANS FOR PROGRESSIVELY ADVANCING AN ELONGATED FLEXIBLE ELEMENT ALONG A PREDETERMINED PATH, A PAIR OF CO-OPERATING DIES WITH MATING SIMUOUS FORMATIONS DISPOSED ON OPPOSITE SIDES OF SAID PATH, SAID DIES BEING PERIODICALLY DISPLACEABLE TOWARD AND AWAY FROM EACH OTHER FOR SHAPING A PORTION OF SAID ELEMENT INTO A SUBSTANTIALLY PLANAR UNDULATING SECTION WITH OPPOSITELY FACING LOOPS, GUIDE MEANS BEYOND SAID DIES EXTENDING ALONG SAID PATH AND FORMING A CHANNEL ACCOMMODATING SAID UNDULATING SECTION, TRANSPORT MEANS SYNCHRONIZED WITH SAID DIES FOR ADVANCING SUCCESSIVELY FORMED UNDULATING SECTIONS THROUGH SAID CHANNEL, SAID TRANSPORT MEANS INCLUDING A MOVABLE MEMBER WITH A PLURALITY OF PROJECTIONS POSITIONED TO ENTER THE BIGHTS OF RESPECTIVE LOOPS OF SAID SECTIONS AND DRIVE MEANS FOR INTERMITTENTLY DISPLACING SAID MEMBER GENERALLY LONGITUDINALLY OF SAID CHAN-
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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |