Drawing board assembly
OwnerChiang-Wen Chen, Chiang-Ming Cheninventors
Life of this patent
Estimating the term…
Abstract
A drawing board assembly includes a rectangular board including two opposite end portions each having a side wall transversely defining an elongate guiding track therein and a top wall. Two inverted L-shaped sliding bases are each slidably supported on a corresponding one of the two end portions of the board and each include a first plate abutting on the top wall and a second plate abutting on the side wall. Two slides are each fixedly mounted on the second plate of a corresponding one of the two sliding bases and are each slidably received in the guiding track A ruler is slidably mounted on the board, and an elongate frame is fixedly mounted on the ruler and includes two end portions each connected with the first plate of a corresponding one of the two sliding bases.
Claims6
A drawing board assembly comprising:
- a rectangular board (10) including two opposite end portions each having a side wall transversely defining an elongate guiding track (12) therein and a top wall;
- two inverted L-shaped sliding bases (21) each slidably supported on a corresponding one of said two end portions of said board (10) and each including a first plate (210) abutting on said top wall and a second plate (212) abutting on said side wall;
- two slides (23) each fixedly mounted on said second plate (212) of a corresponding one of said two sliding bases (21) and each slidably received in said guiding track (12);
- a ruler (17) slidably mounted on said board (10);
- and
- an elongate frame (15) fixedly mounted on said ruler (17) and including two end portions each fixedly connected with said first plate (210) of a corresponding one of said two sliding bases (21).
Dependencies are inferred from the claim text.