Cord lock for a venetian blind lift cord
US4476909A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1982 |
| Grant date | Oct 16, 1984 |
| Priority date | — |
| Expiry date | Jun 14, 2002 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B9/324
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A cord lock for a venetian blind lift cord; having a housing with two side walls in spaced, substantially parallel relationship to each other, each side wall being provided with an oblong window with the windows in alignment with each other. A cam extends in the housing through the windows and is slidably and non-removably received in the windows. Each side wall also is provided with an elongated slot extending essentially vertically and at an angle with respect to the window, the slots being in alignment with each other. A cord glide body is non-rotatably but slidably received in the slots. The cord lock enables a lift cord passed in the housing over the cord glide body and between the cord glide body and the cam to be releasably locked therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.