Latch for sliding closures
US7273239B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | May 5, 2004 |
| Grant date | Sep 25, 2007 |
| Priority date | — |
| Expiry date | Sep 4, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/432
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Latch assembly of a keeper structure and a latch structure has a frame a frame recess, a guide pin received in said frame recess for oscillating rotation, the guide pin having a handle tab for rotating the guide pin and a dog projecting from said guide pin. A latch tongue is slidably mounted in a latch tongue guide and has a tongue dog cooperating structure for advancing and retracting the latch tongue responsive to rotation of the dog on the guide pin. The guide pin is spring biased to project the latch tongue toward the latch structure. The dog cooperating structure and dog are relatively proportioned to permit rearward movement of the latch tongue without commensurately moving the handle tab upon displacing engagement of the keeper structure and the latch tongue but to move the handle tab and latch tongue together in forward movement of the latch tongue into keeper structure latching engagement. The latch assembly can further have a keeper structure and a latch structure including latch tongue and handle and guide pin carried cooperating dogs. The latch tongue dogs and the guide pin dogs are relatively proportioned to permit rearward movement of the latch tongue without commensu…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.