Hand squeezing prevention device for student desk turnover type desktop plate

Hand squeezing prevention device for student desk turnover type desktop plate

CN
  • CN 102,370,340 B
  • Filed: 09/28/2011
  • Issued: 04/16/2014
  • Est. Priority Date: 09/28/2011
  • Status: Active Grant
First Claim
Patent Images

1. the anti-squeezing hand device of student desk turnover type desktop, comprise the desk of a pin (1) and desktop composition, after described desk, be equipped with backboard (2), the both sides of desk are equipped with two side shields (3), between two side shields, be equipped with upper cross plate (4) and transfer book transverse slat (5), upper cross plate and transfer and be equipped with perpendicular baffle plate (6) between book transverse slat, on upper cross plate (4), there is front apron (9), described desktop is turnover table panel (8), the rear end of turnover table panel is rotatably connected through tumbler with backboard (2) or bar shaped panel (12), it is characterized in that there is hand hole (10) between the top of front apron (9) and two side shields (3) and turnover table panel (8), in hand hole (10), there is back-up block (7), when putting down desktop, hand can not pushed by desktop and baffle plate, there is back-up block desktop firmly can write, described back-up block (7) is elastomeric material, made cylindrical or square of plastics or wood, described back-up block (7) is more than two, back-up block needs polylith, multiple spot distributes, requirement balance is reliable, described tumbler is turning cylinder and ear or hinge (11), described school desk is made by metal or timber or plastic material.

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