JPS6319401U

JPS6319401U -

Info

Publication number: JPS6319401U
Application number: JP11396686U
Authority: JP
Priority date: 1986-07-24
Filing date: 1986-07-24
Publication date: 1988-02-08

Description

[Brief explanation of the drawing]

第１図は本考案によるホイール締付け具の一実
施例の取付け状態を示す断面図。第２図は第１図
のホイール締付け具の分解斜視図。第３図は第１
図のホイール締付け具における中間ナツトの変形
例を示す側面図。第４図は第１図のホイール締付
け具におけるばね座金の変形例を示す部分的な正
面図。第５図は第４図のばね座金の断面図。第６
図はダブルホイールの場合のホイール締付け具の
一実施例の取付け状態を示す断面図。第７図は従
来のホイール締付け具を取付け状態で示す断面図
。１，１′……ホイールデイスク、２……ハブボ
ルト挿通穴、２ａ，２ａ′……座面、４……ハブ
、５……ハブボルト、１０，１０′……中間ナツ
ト、１０ａ……球面座、１０ｂ……延在部分、１
０ｃ……内側ねじ溝、１０ｄ……軸状部分、１０
ｅ……ねじ溝、１０ｆ……角穴、１０ｇ……角頭
、２０……ばね座金、２１……ばね座金、３０，
３０′……締付けナツト、３０ａ，３０ａ′……
球面座。 FIG. 1 is a sectional view showing an installed state of an embodiment of the wheel tightening tool according to the present invention. FIG. 2 is an exploded perspective view of the wheel fastener shown in FIG. 1. Figure 3 is the first
The side view which shows the modification of the intermediate nut in the wheel tightening tool of a figure. FIG. 4 is a partial front view showing a modification of the spring washer in the wheel fastener shown in FIG. FIG. 5 is a sectional view of the spring washer shown in FIG. 4. 6th
The figure is a cross-sectional view showing the installation state of an embodiment of the wheel tightening tool in the case of a double wheel. FIG. 7 is a sectional view showing a conventional wheel tightening tool in an installed state. 1, 1'...Wheel disk, 2...Hub bolt insertion hole, 2a, 2a'...Seat surface, 4...Hub, 5...Hub bolt, 10, 10'...Intermediate nut, 10a...Spherical seat, 10b...extension part, 1
0c...Inner thread groove, 10d...Shaft-shaped portion, 10
e...Thread groove, 10f...Square hole, 10g...Square head, 20...Spring washer, 21...Spring washer, 30,
30'... Tightening nut, 30a, 30a'...
Spherical seat.

Claims

[Claims for Utility Model Registration] (1) It has a spherical seat that is in close contact with the bearing surface on the side of the hub bolt insertion hole formed in the wheel disc, and a threaded groove is formed on the outer peripheral surface of the rear shaft-shaped portion. The wheel disc is configured to include an intermediate nut, a spring washer that is pressed against the wheel disk from above the intermediate nut, and a tightening nut that is screwed into a thread groove of the intermediate nut to press the spring washer against the wheel disk. A wheel tightening tool characterized by: (2) The wheel tightening tool according to claim 1, wherein the intermediate nut has a square hole, a square head, etc. for tightening at the end of the rear shaft-shaped portion. (3) The wheel fastener according to claim 1, wherein the spring washer is arc-shaped so that it can be attached to two or more hub bolts at once.