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Patent Searching and Data


Title:
BRIGHTNESS TEST BOARD FOR ELEVATOR CAR ILLUMINATING LAMP
Document Type and Number:
WIPO Patent Application WO/2021/031426
Kind Code:
A1
Abstract:
Disclosed is a brightness test board for an elevator car illuminating lamp, the brightness test board comprising a car composed of a car floor (10), a car roof (20) and four car walls (30, 40, 50, 60). At least one of the four car walls (30, 40, 50, 60) is movably mounted between the car floor (10) and the car roof (20), such that at least one of a width dimension and a depth dimension of the car can be adjusted by moving the at least one car wall. The size of the car can be adjusted, such that the requirements for brightness tests for cars of different sizes can be met, and test costs are saved on.

Inventors:
LIU BIAO (CN)
Application Number:
PCT/CN2019/120291
Publication Date:
February 25, 2021
Filing Date:
November 22, 2019
Export Citation:
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Assignee:
SCHINDLER CHINA ELEVATOR CO LTD (CN)
International Classes:
B66B11/02; G01J1/02
Foreign References:
CN110375848A2019-10-25
CN108394792A2018-08-14
CN108394792A2018-08-14
CN203820248U2014-09-10
CN203820248U2014-09-10
CN208871462U2019-05-17
CN208166311U2018-11-30
CN109879140A2019-06-14
CN202729530U2013-02-13
CN109205439A2019-01-15
GB2234490A1991-02-06
DE202007004782U12008-08-07
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (CN)
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