This machine is suitable for all chairs whose seat surface and chassis have backward tilt function. It is used to evaluate the durability of office chair backward tilt function under complex load state. The test method is to fix the chair, load 225 pounds of weight on the seat surface, and apply external force. Make 3,000,000 reciprocating movements between the front and rear dead centers at a speed of 10 to 30.
1.Introduction:
This machine is suitable for all chairs whose seat surface and chassis have backward tilt function. It is used to evaluate the durability of office chair backward tilt function under complex load state. The test method is to fix the chair, load 225 pounds of weight on the seat surface, and apply external force. Make 3,000,000 reciprocating movements between the front and rear dead centers at a speed of 10 to 30.
2.Reference Standard:
ANSI/BIFMAX5.1-2011 11.4
EN 1728:2001 6.8
3.The Main Parameters:
|
1. Load load |
225 lbs |
|
2. Cylinder stroke |
0-500mm |
|
3. Cylinder fulcrum height |
70-150cm electric speed adjustment |
|
4. Counter |
0-99999999 times can be set |
|
5. Cycle speed |
10-30rpm or specified |
|
6. Power supply |
single-phase AC220V 0.5A |
|
7. Volume |
140×120×170cm |
© Dongguan Zhongli Instrument Technology Co., Ltd.
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