Patent US3854175A successfully refreshed from Google Patents.
US3854175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slider for concealed zip fasteners
Assignee: YKK Corp
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Filing: 1972-10-02
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Granted: 1974-12-17
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Expires: 1992-10-02
Abstract
Abstract A slider for concealed zip fasteners is disclosed which has a base having an aperture for receiving a pin or the like. There is provided no pull tab which would usually be attached to a guide post according to the prior art. Instead, any pin-like object can be inserted in the aperture in the base to pull the slider. The guide post is exceptionally small and does not project above the slider body.
Inventors
- 👤 K Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:15
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/34; A44B19/26; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2561; Y10T24/2582; Y10T24/2586
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
129 words
A slider for concealed zip fasteners which comprises a base, a pair of side flanges extending from opposite longitudinal edges of said base and having upright sidewalls and horizontal top walls integral therewith and lying substantially parallel with the plane of said base, and a guide post situated centrally between said side flanges and extending upright to a point substantially flush with the top walls of said flanges, said guide post defining with said flanges a Y-shaped guide channel for passing a zip fastener, said base having an aperture formed forwardly of said guide post for receiving in laterally surrounding relation a pin-like object with which to move the slider in any selected one of two opposite directions, said pinlike object being normally removed when not moving the slider.
Claim 2
Dependent Claim
129 words
A slider for concealed zip fasteners which comprises a base, a pair of side flanges extending from opposite longitudinal edges of said base and having upright sidewalls and horizontal top walls integral therewith and lying substantially parallel with the plane of said base, and a guide post situated centrally between said side flanges and extending upright to a point substantially flush with the top walls of said flanges, said guide post defining with said flanges a Y-shaped guide channel for passing a zip fastener, said base having an aperture formed forwardly of said guide post for receiving in laterally surrounding relation a pin-like object with which to move the slider in any selected one of two opposite directions, said pinlike object being normally removed when not moving the slider.
Claim 3
Dependent Claim
13 words
The slider of claim 1 wherein said aperture is formed through said base.
Claim 4
Dependent Claim
10 words
The slider of claim 1 wherein said aperture is oblong.
Claim 5
Dependent Claim
27 words
The slider of claim 1 wherein said guide post has its forward end terminating at a point substantially flush with the forward ends of said side flanges.
References Cited (Backward Citations)
US2032858A
Cited
GB495227A
Cited
US3011238A
Cited
US3516409A
Cited
US3516127A
Cited
US3568901A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-16 | 1978-06-17 | 1978-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-16 | 1982-06-17 | 1982-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-16 | 1986-06-17 | 1986-12-17 | $7700.00 | Window Closed / Lapsed |