Innovated frame fixation structure
US5502907A · kind A · utility
Inventor
Key dates
| Filing date | Jan 18, 1995 |
| Grant date | Apr 2, 1996 |
| Priority date | — |
| Expiry date | Jan 18, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47G1/14
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The frame fixation structure includes frame board, front board, and leg supporter set. Frame board made of opaque material and front board made of transparent material. There are two slotting holes at symmetrical corner on the surface of front board and the same holes at the same sites of frame board opposite to front board. Planted in the holes with magnets so as to attract the two boards together therebetween clamps photos. The leg supporter set includes leg supporter, leg portion and couple-split-muff: leg portion connects leg supporter by screw set so that leg supporter can be bent or twistable; couple-split-muff is used to put around connection part of leg supporter and leg portion so as to strengthen the leg supporter set and avoid the easily brokenness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.