JPS6325602U

JPS6325602U -

Info

Publication number: JPS6325602U
Application number: JP11910486U
Authority: JP
Priority date: 1986-08-01
Filing date: 1986-08-01
Publication date: 1988-02-19

Description

[Brief explanation of the drawing]

図面は本考案の実施例を示し、第１図は要部縦
断面図、第２図は自在車輪の側面図、第３図は旋
回ロツク具の縦断斜視図、第４図は第１図Ｘ―Ｘ
線断面図、第５図は別実施例の要部分解斜視図で
ある。１……二又枢支枠、２……車輪、３……取付固
定具、５……取付座板、６……旋回ロツク具、７
……筒形ケーシング、８……旋回ロツク片、１３
……ロツク操作具、１７……カム面、１８……１
の連結壁部、１９……係合部、２０……取付ステ
ム、２１……角孔、２２……角ボス、Ｆ……係合
姿勢、Ｒ……非係合姿勢。 The drawings show an embodiment of the present invention; FIG. 1 is a vertical sectional view of the main part, FIG. 2 is a side view of the free wheel, FIG. -X
A line sectional view and FIG. 5 are exploded perspective views of main parts of another embodiment. 1...Bifurcated pivot frame, 2...Wheel, 3...Mounting fixture, 5...Mounting seat plate, 6...Swivel locking tool, 7
... Cylindrical casing, 8 ... Swivel lock piece, 13
...Lock operating tool, 17...Cam surface, 18...1
19...Engaging portion, 20...Mounting stem, 21...Square hole, 22...Square boss, F...Engaging attitude, R...Non-engaging attitude.

Claims

[Claims for Utility Model Registration] 1. A flexible wheel in which a wheel 2 is rotatably supported by a forked pivot frame 1, and the forked pivot frame 1 is supported by a mounting fixture 3 so as to be swingable. A turning lock 6 is formed in a state that projects sideways from the mounting fixture 3, and the turning lock piece 8 of the turning lock 6 is attached to the cylindrical casing 7 of the turning lock 6.
In addition to being configured so that it is possible to enter and exit from the
An engaging part 19 that engages with the swinging lock piece 8 is cut out at the swinging tip of the connecting wall part 18, and the lock operating tool 13 is swingably supported by the swinging lock piece 8. The peripheral surface at the base end of the swing is formed into a cam surface 17, and the swivel lock piece 8 is elastically biased by a spring 9 in a direction in which this cam surface 17 is in constant contact with the casing 7, and the lock operating tool 13 is operated. , the pivot lock piece 8 is attached to the connecting wall portion 18 of the bifurcated pivot frame 1.
A turning position characterized in that it is configured to be switchable between an engaged position F in which the connecting wall portion 18 of the bifurcated pivot frame 1 moves out of the turning area, and a non-engaging position R in which the connecting wall portion 18 of the bifurcated pivot frame 1 retreats outside the turning area. Swivel wheels with stops. 2. The swivel wheel with a swing stopper according to claim 1, wherein the mounting fixture 3 is the mounting seat plate 5. 3. A free wheel with a swing stopper according to claim 2 of the utility model registration claim, in which the casing 7 is integrally formed with the mounting seat plate 5. 4. A flexible wheel with a swing stopper according to claim 2, in which the casing 7 is removably fixed to the mounting seat plate 5. 5. The swivel wheel with a swing stop according to claim 1, wherein the mounting fixture 3 is the mounting stem 20. 6. By forming a square hole 21 at the proximal end of the casing 7 and fitting the square hole 21 into the square boss 22 formed at the base of the mounting stem 20, the casing 7 can be moved relative to the mounting stem 20. A swivel wheel with a swing stopper as set forth in claim 5 of the utility model registration, which is assembled in a non-rotatable manner.