JPH0375340U - - Google Patents
Info
- Publication number
- JPH0375340U JPH0375340U JP13663289U JP13663289U JPH0375340U JP H0375340 U JPH0375340 U JP H0375340U JP 13663289 U JP13663289 U JP 13663289U JP 13663289 U JP13663289 U JP 13663289U JP H0375340 U JPH0375340 U JP H0375340U
- Authority
- JP
- Japan
- Prior art keywords
- diameter coil
- casing
- compression
- coil portion
- small diameter
- 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
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Combined Devices Of Dampers And Springs (AREA)
- Vibration Prevention Devices (AREA)
Description
第１図は本考案の一実施例の断面図及びブロツ
ク図、第２図はその油圧を変化させた場合の断面
図、第３図は荷重たわみ特性線図である。
１……ケーシング、２……蓋板、３……係止鍔
、５……圧縮コイルばね、６……大径コイル部、
７……小径コイル部、９……ピストン、１５……
油圧室、１８……電磁切換弁、１９……ポンプ、
２０……タンク。
FIG. 1 is a sectional view and a block diagram of an embodiment of the present invention, FIG. 2 is a sectional view when the oil pressure is varied, and FIG. 3 is a load deflection characteristic diagram. 1... Casing, 2... Lid plate, 3... Locking collar, 5... Compression coil spring, 6... Large diameter coil part,
7... Small diameter coil section, 9... Piston, 15...
Hydraulic chamber, 18...Solenoid switching valve, 19...Pump,
20...Tank.
Claims (1)
を設けた筒形のケーシング内に、大径コイル部と
小径コイル部とを連成した圧縮コイルばねの前記
大径コイル部を、前記小径コイル部との境の段付
部を前記係止部に対応させて収容して、前記小径
コイル部を前記ケーシングの前記他端から突出す
るとともに、前記大径コイル部の端面に、前記ケ
ーシングに緊密にかつ摺動自由に嵌合するピスト
ンを当てて、該ピストンの前記圧縮コイルばねと
反対の面側に油圧室を構成し、該油圧室をその内
部の圧力の調節可能に油圧源に接続し、前記小径
コイル部の突出端に圧縮荷重を作用させる構成と
したことを特徴とする圧縮ばね装置。 The large-diameter coil portion of a compression coil spring, which is a combination of a large-diameter coil portion and a small-diameter coil portion, is placed inside a cylindrical casing with one end closed and an inward locking portion provided on the inner periphery of the other end. , a stepped part at the boundary with the small diameter coil part is accommodated in correspondence with the locking part, so that the small diameter coil part protrudes from the other end of the casing, and on an end surface of the large diameter coil part, A piston that fits tightly and freely in the casing is applied to form a hydraulic chamber on the side of the piston opposite to the compression coil spring, and the hydraulic chamber is configured to have an adjustable hydraulic pressure. 1. A compression spring device, characterized in that the compression spring device is connected to a source and applies a compressive load to the protruding end of the small diameter coil portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13663289U JPH0375340U (en) | 1989-11-24 | 1989-11-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13663289U JPH0375340U (en) | 1989-11-24 | 1989-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0375340U true JPH0375340U (en) | 1991-07-29 |
Family
ID=31683830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13663289U Pending JPH0375340U (en) | 1989-11-24 | 1989-11-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0375340U (en) |
-
1989
- 1989-11-24 JP JP13663289U patent/JPH0375340U/ja active Pending