Title:
BUILT-IN LANDING LEG
Document Type and Number:
WIPO Patent Application WO/2018/227905
Kind Code:
A1
Abstract:
A built-in landing leg with a compact structure, comprising: an outer pipe (11), a composite gear (5), a second gear (6), a first gear (3), an input gear (2), and a gear shaft (1). The composite gear (5) and the second gear (6) are provided in the outer pipe (11) and are meshed with each other; the second gear (6) is further connected to a double-head screw assembly (10); the first gear (3) is provided outside the outer pipe (11) and is in linkage with the composite gear (5); the input gear (2) is provided on the gear shaft (1) and is provided outside the outer pipe (11); when the gear shaft (1) moves along a direction extending into or away from the outer pipe (11), the gear shaft (1) is meshed with the composite gear (5) or the input gear (2) is meshed with the first gear (3).
Inventors:
WU ZHIQIANG (CN)
Application Number:
PCT/CN2017/115579
Publication Date:
December 20, 2018
Filing Date:
December 12, 2017
Export Citation:
Assignee:
GUANGDONG FUWA EQUIPMENT MFG CO LTD (CN)
International Classes:
B60S9/04
Domestic Patent References:
| WO2001076923A1 | 2001-10-18 |
Foreign References:
| CN2754948Y | 2006-02-01 | |||
| DE102012103698A1 | 2013-10-31 | |||
| CN102076536A | 2011-05-25 | |||
| CN102256837A | 2011-11-23 | |||
| US20160023641A1 | 2016-01-28 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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