JPH0338276U - - Google Patents
Info
- Publication number
- JPH0338276U JPH0338276U JP9953489U JP9953489U JPH0338276U JP H0338276 U JPH0338276 U JP H0338276U JP 9953489 U JP9953489 U JP 9953489U JP 9953489 U JP9953489 U JP 9953489U JP H0338276 U JPH0338276 U JP H0338276U
- Authority
- JP
- Japan
- Prior art keywords
- ball nut
- cross shaft
- gear housing
- nut piston
- ball
- 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
- 239000004809 Teflon Substances 0.000 claims description 5
- 229920006362 Teflon® Polymers 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案にかかる動力舵取装置の断面図
、第２図は第１図の−線断面図、第３図はパ
ワーシリンダに圧力がかかつたときのテフロンリ
ングの状態図、第４図はパワーシリンダに圧力が
かかつてないときのテフロンリングの状態図。
１……弁ハウジング、２……ギヤハウジング、
３……パワーシリンダ、４……ボールネジ、８…
…ボールナツトピストン、１０……ボール、１２
……ラツク歯、１３……セクタギヤ、１４……ク
ロスシヤフト、１４ａ……凹み、２２……アジヤ
ストボルト、２２ａ……頭部、２３……ロツクナ
ツト、２７……固定用リング、２８……テフロン
リング。
Fig. 1 is a sectional view of the power steering device according to the present invention, Fig. 2 is a sectional view taken along the - line in Fig. 1, Fig. 3 is a state diagram of the Teflon ring when pressure is applied to the power cylinder, and Fig. 3 is a sectional view of the power steering device according to the present invention. Figure 4 shows the state of the Teflon ring when no pressure is applied to the power cylinder. 1...Valve housing, 2...Gear housing,
3...Power cylinder, 4...Ball screw, 8...
...Ball nut piston, 10...Ball, 12
...Rack tooth, 13 ... Sector gear, 14 ... Cross shaft, 14a ... Recess, 22 ... Adjustment bolt, 22a ... Head, 23 ... Lock nut, 27 ... Fixing ring, 28 ... Teflon ring.
Claims (1)
ネジと、ボールネジを螺合し軸方向に移動するボ
ールナツトピストンと、このボールナツトピスト
ンに形成されたラツク歯に噛合するセクタギヤを
有するクロスシヤフトと、前記ボールナツトピス
トン並びにセクタギヤを囲み、ボールナツトピス
トンの左右に油室を形成したパワーシリンダを兼
ねるギヤハウジングと、このギヤハウジングに固
設された弁ハウジング内に設けられ前記パワーシ
リンダの油室に圧油を給排制御するサーボ弁と、
クロスシヤフトの一端に形成された凹みに螺着し
たロツクナツトと、凹みとロツクナツト間で挟み
込まれる頭部をもち、前記ギヤハウジングに前記
クロスシヤフトと同軸線で螺合するアジヤストボ
ルトとを備えた動力舵取装置において、アジヤス
トボルト側のクロスシヤフトの一端外周をシール
するテフロンリングと、このテフロンリングが嵌
め込まれる環状溝を持ちギヤハウジングの内周に
嵌合される固定用リングとを備えたことを特徴と
する動力舵取装置。 A cross shaft having a ball screw rotated by a steering shaft, a ball nut piston that engages the ball screw and moves in the axial direction, a sector gear that meshes with rack teeth formed on the ball nut piston, the ball nut piston, and the ball nut piston. A gear housing that surrounds the sector gear and doubles as a power cylinder has oil chambers formed on the left and right sides of the ball nut piston, and a valve housing that is fixed to the gear housing and controls the supply and discharge of pressure oil to the oil chamber of the power cylinder. A servo valve to
A power source comprising a lock nut screwed into a recess formed at one end of a cross shaft, and an adjustment bolt having a head sandwiched between the recess and the lock nut and screwed into the gear housing coaxially with the cross shaft. The steering device includes a Teflon ring that seals the outer periphery of one end of the cross shaft on the adjusting bolt side, and a fixing ring that has an annular groove into which the Teflon ring is fitted and is fitted to the inner periphery of the gear housing. A power steering device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9953489U JPH0338276U (en) | 1989-08-26 | 1989-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9953489U JPH0338276U (en) | 1989-08-26 | 1989-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0338276U true JPH0338276U (en) | 1991-04-12 |
Family
ID=31648578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9953489U Pending JPH0338276U (en) | 1989-08-26 | 1989-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002084891A1 (en) * | 2001-04-10 | 2002-10-24 | Matsushita Electric Industrial Co., Ltd. | Wireless microphone |
-
1989
- 1989-08-26 JP JP9953489U patent/JPH0338276U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002084891A1 (en) * | 2001-04-10 | 2002-10-24 | Matsushita Electric Industrial Co., Ltd. | Wireless microphone |
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