Title:
STRONG HANGING SUCTION CUP
Document Type and Number:
WIPO Patent Application WO/2021/088406
Kind Code:
A1
Abstract:
A strong hanging suction cup, comprising a suction cup main body (1) and a suction cup pressing cover (2); an adjustment screw rod (4) is mounted in the suction cup main body (1), a through-hole (3) corresponding to the position of the adjustment screw rod (4) is provided on the suction cup pressing cover (2), the adjustment screw rod (4) passes through the through hole (3) and is connected to an external screwing device, the suction cup main body (1) is provided with a suction portion (11) located in the middle and pressing portions (12) provided on edges, convex portions (8) are provided on the pressing portions (12), recessed sealing grooves (7) are formed at the bottom end of the outermost convex portion (8) and extend outward, upwardly protruding sealing rings (5) are provided at the outermost edges of the sealing grooves (7), and correspondingly pressing cover skirt portions (22) are provided with concave portions (9) corresponding to the convex portions (8) of the pressing portions (12) of the suction cup main body (1), and downwardly extending pressing cover outer rings (10) are provided at the outermost edges of the concave portions (9) of the pressing cover skirt portions (22). The strong hanging suction cup is convenient to use, has a wide application range, is easy to mount and dismount, has good sealing performance, has a strong suction performance, and can continuously bear the load up to 17 kilograms for 7 days or more when being used on a common ceramic tile for a heavy object test.
Inventors:
TANG SHUNFENG (CN)
Application Number:
PCT/CN2020/102286
Publication Date:
May 14, 2021
Filing Date:
July 16, 2020
Export Citation:
Assignee:
TANG SHUNFENG (CN)
CHEN LIMIN (CN)
CHEN LIMIN (CN)
International Classes:
F16B47/00; A47G29/087
Foreign References:
| CN110735843A | 2020-01-31 | |||
| CN210889688U | 2020-06-30 | |||
| CN204403112U | 2015-06-17 | |||
| CN203743174U | 2014-07-30 | |||
| CN202203267U | 2012-04-25 | |||
| CN201874966U | 2011-06-22 | |||
| CN205744855U | 2016-11-30 | |||
| US6666420B1 | 2003-12-23 |
Attorney, Agent or Firm:
SHAOXING CITY ZHIHENG PATENT AGENCY OFFICE (GENERAL PARTNERSHIP) (CN)
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