Title:
NEW TYPE FLIP FRAME
Document Type and Number:
WIPO Patent Application WO/2022/242580
Kind Code:
A1
Abstract:
A flip frame, comprising four borders (1), wherein the four borders (1) are connected to form a rectangular main body frame (2), and at least one edge of the four borders (1) is provided with a flip assembly (3). The flip assembly (3) comprises: a flip main body portion (31); a flip edge portion (32), wherein the flip edge portion (32) can be turned around the flip main body portion (31); and an arc-shaped elastic piece (4), wherein the arc-shaped elastic piece (4) is arc-shaped, one end of the arc shape of the arc-shaped elastic piece (4) is clamped to the flip main body portion (31), the other end of the arc shape of the arc-shaped elastic piece (4) is clamped to the flip edge portion (32), and an elastic force generated by the arc shape of the arc-shaped elastic piece (4) acts on the flip main body portion (31) and the flip edge portion (32). The borders (1) are designed to be flipped up, and are clamped in place by the arc-shaped elastic piece (4), and a certain resistance and tension are achieved when the borders (1) are opened and closed, such that the entire borders (1) can be tightly closed without shaking after being flipped up and closed.
More Like This:
| WO/2003/053539 | REVERSE PULSE CLEANING OF FILTER ELEMENTS |
Inventors:
LI HAO (CN)
SU SHAOWEN (CN)
SU SHAOWEN (CN)
Application Number:
PCT/CN2022/092904
Publication Date:
November 24, 2022
Filing Date:
May 14, 2022
Export Citation:
Assignee:
JIANGSU LANSHAN PURIFICATION TECH CO LTD (CN)
International Classes:
B01D46/00
Foreign References:
| CN113209728A | 2021-08-06 | |||
| CN214764016U | 2021-11-19 | |||
| CN211462421U | 2020-09-11 | |||
| CN209641295U | 2019-11-15 | |||
| JP2017137714A | 2017-08-10 | |||
| CN211472787U | 2020-09-11 |
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