JPH01115011U - - Google Patents
Info
- Publication number
- JPH01115011U JPH01115011U JP14173587U JP14173587U JPH01115011U JP H01115011 U JPH01115011 U JP H01115011U JP 14173587 U JP14173587 U JP 14173587U JP 14173587 U JP14173587 U JP 14173587U JP H01115011 U JPH01115011 U JP H01115011U
- Authority
- JP
- Japan
- Prior art keywords
- nut
- washer
- hardness
- steel
- friction coefficient
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Bolts, Nuts, And Washers (AREA)
Description
第１図は本考案の一実施例である座金付きナツ
トとそれと螺合する高力ボルトとを示す部分正面
断面図である。第２図は上記実施例の底面図であ
る。第３図は上記実施例とは態様の異なる座金を
示す底面図である。
１０：座金付きナツト、１２：高力ボルト、１
４：ナツト、１６：座金、３６：第一面、４０：
第二面、４６：頂面。
FIG. 1 is a partial front sectional view showing a nut with a washer and a high-strength bolt screwed therewith, which is an embodiment of the present invention. FIG. 2 is a bottom view of the above embodiment. FIG. 3 is a bottom view showing a washer different in aspect from the above embodiment. 10: Nut with washer, 12: High strength bolt, 1
4: Nut, 16: Washer, 36: First page, 40:
Second surface, 46: Top surface.
Claims (1)
し得る状態でナツトに回転可能かつ離脱不能に組
み付けられた座金とを有し、座金の前記第一面と
は反対側の第二面で被締結部材に接触する座金付
きナツトにおいて、 前記ナツトを硬さがＨＲＢ８５以上である鋼製
とし、かつ、前記座金を硬さがＨＲＣ３５以上で
ある鋼製とするとともに、座金の前記第二面の少
なくとも外周部を前記被締結部材と接触する真の
平面とし、その平面の摩擦係数を前記第一面の摩
擦係数より大きくしたことを特徴とする高力ボル
ト用座金付きナツト。[Claims for Utility Model Registration] A nut, and a washer rotatably and irremovably assembled to the nut in such a manner that its first surface can come into contact with one end surface of the nut; is a nut with a washer that contacts the fastened member on the second surface on the opposite side, the nut is made of steel with a hardness of HRB85 or more, and the washer is made of steel with a hardness of HRC35 or more, and , a washer for a high-strength bolt, characterized in that at least the outer peripheral portion of the second surface of the washer is a true plane that comes into contact with the member to be fastened, and the friction coefficient of the plane is larger than the friction coefficient of the first surface. With nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14173587U JPH01115011U (en) | 1987-09-17 | 1987-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14173587U JPH01115011U (en) | 1987-09-17 | 1987-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01115011U true JPH01115011U (en) | 1989-08-02 |
Family
ID=31407064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14173587U Pending JPH01115011U (en) | 1987-09-17 | 1987-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01115011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0637617U (en) * | 1992-10-23 | 1994-05-20 | 松下電工株式会社 | nut |
-
1987
- 1987-09-17 JP JP14173587U patent/JPH01115011U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0637617U (en) * | 1992-10-23 | 1994-05-20 | 松下電工株式会社 | nut |