JPS63109043U - - Google Patents
Info
- Publication number
- JPS63109043U JPS63109043U JP10387U JP10387U JPS63109043U JP S63109043 U JPS63109043 U JP S63109043U JP 10387 U JP10387 U JP 10387U JP 10387 U JP10387 U JP 10387U JP S63109043 U JPS63109043 U JP S63109043U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder body
- piston
- spindle
- shape memory
- adjustment device
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 3
- 230000002427 irreversible effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Description
第1図は、本考案に係るホイールシリンダ内蔵
式間隙自動調整装置の実施例の断面図、第2図は
、2リーデイング型ドラムブレーキに本実施例を
適用した図、第3図は、本実施例のアジヤストね
じ部を示す説明図である。
1:シリンダ本体、1c:クラツチ面、2:ピ
ストン、2c:アジヤストねじ部、2e:有底穴
、3:スピンドル、3a:アジヤストねじ部、3
b:ドライブねじ部、4:係止部材、6:アジヤ
ストナツト、6c:円錐面、6d:ドライブねじ
部、10:皿ばね、12:コイルばね。
Fig. 1 is a sectional view of an embodiment of the wheel cylinder built-in automatic gap adjustment device according to the present invention, Fig. 2 is a diagram in which this embodiment is applied to a two-leading type drum brake, and Fig. 3 is a cross-sectional view of an embodiment of the automatic gap adjustment device with a built-in wheel cylinder according to the present invention. It is an explanatory view showing an example adjustment screw part. 1: Cylinder body, 1c: Clutch surface, 2: Piston, 2c: Adjustment thread part, 2e: Bottomed hole, 3: Spindle, 3a: Adjustment thread part, 3
b: Drive screw portion, 4: Locking member, 6: Adjustment nut, 6c: Conical surface, 6d: Drive screw portion, 10: Belleville spring, 12: Coil spring.
Claims (1)
ンと、アジヤストねじ部、ドライブねじ部及びシ
リンダ本体への当接部が順次に形成され、該ピス
トンの内底部側に形成した有底穴に非可逆ねじよ
りなるアジヤストねじ部にて螺合するスピンドル
と、該有底穴に収容されスピンドルをピストンの
外方へ付勢するコイルばねと、該スピンドルのド
ライブねじ部に可逆ねじ結合し、シリンダ本体の
クラツチ面に接触するアジヤストナツトと、該ア
ジヤストナツトをクラツチ面へ付勢する皿ばねと
を有し、該コイルばね又は皿ばねのうち少くとも
いずれか一方を形状記憶合金製としたことを特徴
とするホイールシリンダ内蔵式間隙自動調整装置
。 2 形状記憶合金製のコイルばねの取付長が所定
温度の高温側にて縮小するようにした実用新案登
録請求の範囲第1項記載のホイールシリンダ内蔵
式間隙自動調整装置。 3 形状記憶合金製の皿ばねの取付高さが所定温
度の高温側にて増大するようにした実用新案登録
請求の範囲第1項記載のホイールシリンダ内蔵式
間隙自動調整装置。[Claims for Utility Model Registration] 1. A piston that is slidably fitted into a cylinder body, and an adjustment threaded portion, a drive threaded portion, and a contact portion to the cylinder body are sequentially formed, and the inner bottom side of the piston a spindle that is screwed into a bottomed hole formed in the bottomed hole with an adjuster screw portion made of an irreversible screw; a coil spring that is housed in the bottomed hole and biases the spindle outward of the piston; and a drive screw portion of the spindle. It has an adjusting nut that is reversibly screwed to the cylinder body and contacts the clutch surface of the cylinder body, and a disc spring that biases the adjusting nut toward the clutch surface, and at least one of the coil spring and the disc spring is made of a shape memory alloy. An automatic gap adjustment device with a built-in wheel cylinder, characterized by the fact that it is manufactured by: 2. The wheel cylinder built-in automatic gap adjustment device according to claim 1, wherein the mounting length of the coil spring made of a shape memory alloy is reduced on the high temperature side of a predetermined temperature. 3. The wheel cylinder built-in automatic gap adjustment device according to claim 1, wherein the mounting height of the disc spring made of a shape memory alloy increases on the high temperature side of a predetermined temperature.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10387U JPS63109043U (en) | 1987-01-06 | 1987-01-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10387U JPS63109043U (en) | 1987-01-06 | 1987-01-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63109043U true JPS63109043U (en) | 1988-07-13 |
Family
ID=30776785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10387U Pending JPS63109043U (en) | 1987-01-06 | 1987-01-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63109043U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6019831B2 (en) * | 1980-05-31 | 1985-05-18 | 武藤工業株式会社 | Coordinate analyzer marking device |
-
1987
- 1987-01-06 JP JP10387U patent/JPS63109043U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6019831B2 (en) * | 1980-05-31 | 1985-05-18 | 武藤工業株式会社 | Coordinate analyzer marking device |
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