Telescopic adjustable positioning device
US7980519B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Jan 14, 2008 |
| Grant date | Jul 19, 2011 |
| Priority date | — |
| Expiry date | Feb 18, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32467
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A telescopic adjustable positioning device comprises an outer sleeve; a telescopic tube receiving into the outer sleeve at one end thereof and having a plurality of positioning holes; a retaining seat being a hollow tube and enclosing a connection of the outer sleeve and the telescopic tube; one side of the retaining seat being formed with a receiving portion; a slot being formed in the receiving portion; and a bottom side of the slot having a through hole which is smaller than the slot; a pin capable of passing through the retaining seat and the outer sleeve to be retained to the positioning hole of the telescopic tube; and an operation unit assembled to the receiving portion of the retaining seat. The pin is received in the slot and the through hole; and two springs are attached to the pin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.