A technology for writing desks and hinged seats, applied in the field of writing desks, can solve problems such as discomfort and inability to adapt to different people
Inactive Publication Date: 2014-01-15
SHANGHAI NO 1 HIGH SCHOOL
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AI-Extracted Technical Summary
Problems solved by technology
The invention discloses a writing desk. The writing desk comprises a desk top, wherein four corners at the bottom of the desk top are respectively provided with a pivot joint seat, each pivot joint seat is connected with a first end of a toothed strip in a pivoting mode, a second end of each toothed strip is inserted into a hollow pillar, a cross rod is inserted in the middle of each hollow pillar, one side of each cross rod abuts against a toothed port of each toothed strip, the other side of each cross rod abuts against a first end of a reset spring, a second end of each reset spring abuts against the inner wall of each hollow pillar, and a plurality of through grooves, corresponding to the moving direction of each cross rod, are formed in the lateral portions of each hollow pillar. According to the writing desk, the table top can ascend and descend by utilizing the relative motion of downwards inclined toothed strips and the cross rods, and the desk top and the toothed strips are mutually connected in a pivoting mode so that the inclination of the desk top can be freely adjusted.
Variable height tablesWriting tables
EngineeringRelative motion +2
- Experimental program(1)
Description & Claims & Application Information
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