US3077148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filter pleating machine
Assignee: Motors Liquidation Co
•
Filing: 1959-04-30
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Granted: 1963-02-12
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Expires: 1979-04-30
Abstract
No abstract record available.
Inventors
- 👤 Herald W Mumby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:25
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/12; B65H45/20; Y; Y10; Y10S; Y10S55/00; Y10S55/05; Y10T; Y10T83/00; Y10T83/485; Y10T83/494; Y10T83/496
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN A FILTER PLEATING MACHINE FOR PLEATING A STRIP OF FILTER MATERIAL, PLEAT FORMING MEANS ADAPTED TO RECEIVE SAID STRIP OF FILTER MATERIAL AND TO FORM PLEATS THEREON BY CREASING SAID FILTER MATERIAL AND TO DISCHARGE A STRIP OF PLEATED FILTER MATERIAL THEREFROM, GUIDE MEANS TO RECEIVE SAID PLEATED FILTER MATERIAL UPON DISCHARGE THEREOF FROM SAID PLEAT FORMING MEANS AND GUIDE SAID PLEATED MATERIAL TO PLEATED FILTER MATERIAL SEVERING MEANS, SAID SEVERING MEANS COMPRISING A PAIR OF SPACED GUIDE PLATES ADAPTED TO RECEIVE SAID PLEATED FILTER MATERIAL FROM SAID PLEAT FORMING MEANS WITH THE CREASES THEREOF LYING SUBSTANTIALLY PARALLEL TO SAID PLATES, A TAPERED MANDREL SLIDABLY SUPPORTED ADJACENT SAID SPACED GUIDE PLATES, A PORT IN ONE OF SAID PLATES ADAPTED TO RECEIVE SAID TAPERED MANDREL FOR RECIPROCABLE MOVEMENT THERETHROUGH, A SEVERING PORT PROVIDED IN THE OTHER OF SAID PLATES AND SPACED OPPOSITELY SAID PORT AND BEING AXIALLY ALIGNED THEREWITH, SAID TAPERED MANDREL BEING CONTOURED TO ENGAGE AN INDIVIDUAL PLEAT
Claim 2
Dependent Claim
159 words
IN A FILTER PLEATING MACHINE FOR PLEATING A STRIP OF FILTER MATERIAL, PLEAT FORMING MEANS ADAPTED TO RECEIVE SAID STRIP OF FILTER MATERIAL AND TO FORM PLEATS THEREON BY CREASING SAID FILTER MATERIAL AND TO DISCHARGE A STRIP OF PLEATED FILTER MATERIAL THEREFROM, GUIDE MEANS TO RECEIVE SAID PLEATED FILTER MATERIAL UPON DISCHARGE THEREOF FROM SAID PLEAT FORMING MEANS AND GUIDE SAID PLEATED MATERIAL TO PLEATED FILTER MATERIAL SEVERING MEANS, SAID SEVERING MEANS COMPRISING A PAIR OF SPACED GUIDE PLATES ADAPTED TO RECEIVE SAID PLEATED FILTER MATERIAL FROM SAID PLEAT FORMING MEANS WITH THE CREASES THEREOF LYING SUBSTANTIALLY PARALLEL TO SAID PLATES, A TAPERED MANDREL SLIDABLY SUPPORTED ADJACENT SAID SPACED GUIDE PLATES, A PORT IN ONE OF SAID PLATES ADAPTED TO RECEIVE SAID TAPERED MANDREL FOR RECIPROCABLE MOVEMENT THERETHROUGH, A SEVERING PORT PROVIDED IN THE OTHER OF SAID PLATES AND SPACED OPPOSITELY SAID PORT AND BEING AXIALLY ALIGNED THEREWITH, SAID TAPERED MANDREL BEING CONTOURED TO ENGAGE AN INDIVIDUAL PLEAT
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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) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |