Title:
HIGH-ALTITUDE ESCAPE BACKPACK, AND DESCEND CONTROL DEVICE THEREOF WITH RETRACTABLE ROPE
Document Type and Number:
WIPO Patent Application WO/2023/024326
Kind Code:
A1
Abstract:
A high-altitude escape backpack, and a descend control device thereof with a retractable rope. The descend control device comprises a fixing support (11), a hub (12) rotatably mounted on the fixing support (11) for the winding of the rope, and a fixing groove (121) formed on the hub (12) for fixing an end of the rope, wherein the fixing support (11) is further provided with a guide mechanism for guiding the rope; the guide mechanism comprises a first roller set (41) and a second roller set (42), the first roller set (41) being arranged perpendicular to the second roller set (42); the first roller set (41) is composed of two first guide rollers (411) arranged in parallel; and the second roller set (42) is composed of two second guide rollers (421) arranged in parallel, and the second guide roller (421) for the winding of the rope is rotatably sleeved with a shaft sleeve (422). In the descend control device, the first roller set (41) and the second roller set (42) are provided to position the rope to limit the rope-out position, which ensures the balance of the descend control device, thereby improving the safety.
Inventors:
FENG MING (CN)
Application Number:
PCT/CN2021/136716
Publication Date:
March 02, 2023
Filing Date:
December 09, 2021
Export Citation:
Assignee:
JINHUA JECH TOOLS CO LTD (CN)
International Classes:
A62B1/10
Domestic Patent References:
| WO2014080092A2 | 2014-05-30 |
Foreign References:
| CN108404306A | 2018-08-17 | |||
| CN208003273U | 2018-10-26 | |||
| CN113559429A | 2021-10-29 | |||
| CN209575549U | 2019-11-05 | |||
| GB2057871A | 1981-04-08 | |||
| CN2566880Y | 2003-08-20 | |||
| CN102281923A | 2011-12-14 | |||
| US4359139A | 1982-11-16 | |||
| CN113117270A | 2021-07-16 | |||
| US20060017047A1 | 2006-01-26 |
Attorney, Agent or Firm:
ZHEJIANG KG IP LAW FIRM (CN)
Download PDF:
Previous Patent: METHOD FOR MANUFACTURING DEVICE
Next Patent: SOLAR AND GAS COMPLEMENTARY HEATING SYSTEM
Next Patent: SOLAR AND GAS COMPLEMENTARY HEATING SYSTEM