Carrier device for window balance assembly
US9988834B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2013 |
| Grant date | Jun 5, 2018 |
| Priority date | — |
| Expiry date | Nov 28, 2033 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2800/344
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A window balance assembly may include a spring member, a mounting bracket, and a carrier. The spring member may include a first portion and a second portion. The mounting bracket may engage the first portion of the spring member. The carrier may include an upper body portion supporting the second portion of the spring member and removably engaging the mounting bracket, a lower body portion rotatably supporting a cam, and an elongated central portion extending between the upper body portion and the lower body portion. The elongated central portion may be resiliently flexible to allow movement of the lower body portion relative to the upper body portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.