JPH0229308U - - Google Patents
Info
- Publication number
- JPH0229308U JPH0229308U JP10771088U JP10771088U JPH0229308U JP H0229308 U JPH0229308 U JP H0229308U JP 10771088 U JP10771088 U JP 10771088U JP 10771088 U JP10771088 U JP 10771088U JP H0229308 U JPH0229308 U JP H0229308U
- Authority
- JP
- Japan
- Prior art keywords
- head
- torque regulating
- screw member
- torque
- headed screw
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Connection Of Plates (AREA)
Description
第1図は本考案に係るトルク規定型頭付螺子部
材の一例として丸頭螺子を示す斜視図、第2図は
第1図に示す丸頭螺子を用いて2枚の板を固定す
る状況を説明する斜視図、第3図は第1図に示す
丸頭螺子で2枚の板を固定した状態を示す側断面
図、第4図は本考案に係るトルク規定型頭付螺子
部材の一例としてボルトを示す斜視図、第5図は
第4図に示すボルトを用いて2枚の板を固定する
状況を説明する斜視図、第6図は第4図に示すボ
ルトで2枚の板を固定した状態を示す側断面図、
第7図は第4図に示すボルトを鉄道のレールを固
定する固定具の締付ボルトとして適用した例を示
す説明図、第8図は第4図に示すボルトでビル等
の基礎工事の締付ボルトとして適用した例を示す
説明図、第9図は従来に於ける丸頭螺子を用いて
2枚の板を固定する状況を説明する斜視図、第1
0図は従来に於けるボルトを用いて2枚の板を固
定する状況を説明する斜視図である。
図において、20は丸頭螺子、21,51は螺
子部、22,52は第二の頭部、23,53は切
欠き、24,54はトルク規定部、25,55は
頭部、26は+溝、40はドライバー、50は6
角ボルト、60はレンチである。
Fig. 1 is a perspective view showing a round head screw as an example of the torque regulating type headed screw member according to the present invention, and Fig. 2 shows a situation in which two plates are fixed using the round head screw shown in Fig. 1. FIG. 3 is a side sectional view showing a state in which two plates are fixed with the round head screw shown in FIG. 1, and FIG. 4 is an example of the torque regulating type headed screw member according to the present invention. A perspective view showing the bolts, Figure 5 is a perspective view illustrating the situation in which two plates are fixed using the bolts shown in Figure 4, and Figure 6 is a perspective view illustrating the situation in which two plates are fixed using the bolts shown in Figure 4. A side sectional view showing a state in which
Figure 7 is an explanatory diagram showing an example in which the bolt shown in Figure 4 is used as a tightening bolt for a fixture that fixes railway rails, and Figure 8 is an explanatory diagram showing an example in which the bolt shown in Figure 4 is used to tighten the foundation work of buildings, etc. Fig. 9 is an explanatory diagram showing an example of application as a bolt; Fig. 9 is a perspective view illustrating a situation in which two plates are fixed using a conventional round head screw;
FIG. 0 is a perspective view illustrating a conventional situation in which two plates are fixed using bolts. In the figure, 20 is a round head screw, 21, 51 are screw parts, 22, 52 are second heads, 23, 53 are notches, 24, 54 are torque regulating parts, 25, 55 are heads, and 26 are + Groove, 40 is driver, 50 is 6
The square bolt 60 is a wrench.
Claims (1)
部を有し、側部に螺子部を有する頭付螺子部材に
於て、頭部と螺子部との間に第二の頭部を設け、
頭部と第二の頭部との間に頭部に所定値以上のト
ルクが掛かると破断するトルク規定部を形成した
ことを特徴とするトルク規定型頭付螺子部材。 (2) トルク規定部が、螺子部よりも小径に成つ
ていることを特徴とする請求項1記載のトルク規
定型頭付螺子部材。 (3) トルク規定部が、螺子部よりも強度の弱い
部材によつて構成されていることを特徴とする請
求項1記載のトルク規定型頭付螺子部材。 (4) 第二の頭部が、頭部と同一形状を為してい
ることを特徴とする請求項1記載のトルク規定型
頭付螺子部材。 (5) 第二の頭部が、螺子部の外径よりも大径で
あり、頭部よりも大径或いは小径であることを特
徴とする請求項1記載のトルク規定型頭付螺子部
材。[Scope of Claim for Utility Model Registration] (1) In a headed screw member having a tightened part rotated by a tightening member in the head and a threaded part in the side part, the head and the screw A second head is provided between the
A torque regulating type headed screw member, characterized in that a torque regulating portion is formed between a head and a second head, the torque regulating portion breaking when a torque of a predetermined value or more is applied to the head. (2) The torque regulating type headed screw member according to claim 1, wherein the torque regulating portion has a smaller diameter than the threaded portion. (3) The torque regulating type headed screw member according to claim 1, wherein the torque regulating portion is made of a member having a lower strength than the screw portion. (4) The torque regulating type headed screw member according to claim 1, wherein the second head has the same shape as the head. (5) The torque regulating type headed screw member according to claim 1, wherein the second head has a larger diameter than the outer diameter of the threaded portion, and is either larger or smaller in diameter than the head.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10771088U JPH0229308U (en) | 1988-08-16 | 1988-08-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10771088U JPH0229308U (en) | 1988-08-16 | 1988-08-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0229308U true JPH0229308U (en) | 1990-02-26 |
Family
ID=31342367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10771088U Pending JPH0229308U (en) | 1988-08-16 | 1988-08-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0229308U (en) |
-
1988
- 1988-08-16 JP JP10771088U patent/JPH0229308U/ja active Pending
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