JPH02128754U

JPH02128754U -

Info

Publication number: JPH02128754U
Application number: JP3814889U
Authority: JP
Priority date: 1989-03-31
Filing date: 1989-03-31
Publication date: 1990-10-24
Anticipated expiration: 2004-03-31
Also published as: JP2516395Y2

Description

[Brief explanation of drawings]

図は何れもこの考案の実施例を示す。第１図は
基台の斜射図、第２図は第１図の底面図、第３図
は親連鎖体の斜射図、第４図は第３図の底面図、
第５図は子連鎖体の斜射図、第６図は第５図の底
面図、第７図は脚の縮小状態を示す側断面図、第
８図は脚の延伸状態を示す側断面図、第９図は一
使用例の斜視図、第１０図は係合部と係合受部と
の係合状態を示す縦断面図、第１１図は他の使用
例の斜視図、第１２図は第１１図の縦断面図、第
１３図は係合部と係合受部との係合状態を示す縦
断面図である。１……基台、６……係合受部、７……係合部、
１０……連鎖体、１１……親連鎖体、１５……係
合部、１６……係合受部、１９……子連鎖体。 Each figure shows an embodiment of this invention. Figure 1 is a perspective view of the base, Figure 2 is a bottom view of Figure 1, Figure 3 is a perspective view of the parent chain, Figure 4 is a bottom view of Figure 3,
FIG. 5 is a perspective view of the child chain body, FIG. 6 is a bottom view of FIG. 5, FIG. 7 is a side sectional view showing the legs in a contracted state, and FIG. 8 is a side sectional view showing the legs in an extended state. FIG. 9 is a perspective view of one example of use, FIG. 10 is a longitudinal cross-sectional view showing the engaged state of the engagement part and the engagement receiving part, FIG. 11 is a perspective view of another example of use, and FIG. 12 is FIG. 11 is a vertical cross-sectional view, and FIG. 13 is a vertical cross-sectional view showing the engaged state of the engaging portion and the engaging receiving portion. 1... Base, 6... Engagement receiver, 7... Engagement part,
DESCRIPTION OF SYMBOLS 10... Chain body, 11... Parent chain body, 15... Engagement part, 16... Engagement receiving part, 19... Child chain body.

Claims

[Claims for Utility Model Registration] (1) A plurality of engaging portions 7 or engaging receiving portions 6 are formed at predetermined positions on the outer peripheral side wall of the base 1, and the front and rear of the engaging portions 7 or engaging receiving portions 6 are At least one of the engaging portions 7 or the engaging receiving portions 6 on both sides includes
The engagement receiving part 16 or the engagement part 15 of the chain body 10 is removably engaged so that the base 1 and the chain body 10 can be arranged in tandem, and the engagement part 7 of the base 1 Alternatively, at least one of the left and right engaging portions 7 or 6 of the engaging receiving portions 6 is provided with an engaging portion 6 or engaging portion 7 of one of the left and right sides of the other base 1. A bridge for a construction site, etc., characterized in that it is configured such that a base 1 and another base 1 can be arranged horizontally by engaging them in a detachable manner. (2) The chain body 10 includes at least one parent chain body 11 connected to the base 1, and this parent chain body 11.
A bridge for a construction site or the like according to claim (1), comprising at least one or more child chains 19 connected in a chain to the bridge. (3) The base 1 is horizontally connected to one or more other bases 1.
A bridge at a construction site, etc., according to claim (1) or (2), which is connected in a chain. (4) The base 1 has a rectangular shape, and an engagement hole as an engagement receiving portion 6 is formed in one of the front and rear side walls 2, 3 and the left and right side walls 4, 5, and the left and right side walls 4, A pin as an engaging part 7 is fixed to the other side of the link body 10, while a pin as an engaging part 15 is provided on the front side wall of the chain body 10. Claim (1) A bridge at a construction site, etc. as described in any of paragraphs (3) to 1. (5) An engagement receiving portion 16 is formed on the rear side wall 12b of the parent chain body 11 of the chain body 10, and an engagement portion 15 provided on the front side wall 19a of the child chain body 19 is formed in the engagement receiving portion 16. 4. A bridge for a construction site, etc., as set forth in claim (4), wherein the bridge is configured to be able to be engaged in a detachable manner.