JPH0333293U - - Google Patents
Info
- Publication number
- JPH0333293U JPH0333293U JP1989093579U JP9357989U JPH0333293U JP H0333293 U JPH0333293 U JP H0333293U JP 1989093579 U JP1989093579 U JP 1989093579U JP 9357989 U JP9357989 U JP 9357989U JP H0333293 U JPH0333293 U JP H0333293U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical body
- opening
- annular recess
- pipe
- tapered part
- 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.)
- Granted
Links
- 230000008602 contraction Effects 0.000 claims description 2
- 239000002783 friction material Substances 0.000 claims 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
- F16B7/14—Telescoping systems locking in intermediate non-discrete positions
- F16B7/149—Telescoping systems locking in intermediate non-discrete positions with a sleeve or ring having a tapered or conical surface
Description
第１図は本考案に係るパイプの伸縮装置の一部
を切欠いて表わした斜視図、第２図は第１図のも
のの内部構造を示す断面図である。
１……第の筒体、２……第２の筒体、３……接
続具、４……開口部、５……テーパ部、６……環
状凹部、７……段部、８……スリツト、９……薄
肉部、１０……環状突起、１１……摩擦部、１２
……大径のパイプ、１３……小径のパイプ。
FIG. 1 is a partially cutaway perspective view of a pipe expansion/contraction device according to the present invention, and FIG. 2 is a sectional view showing the internal structure of the device shown in FIG. DESCRIPTION OF SYMBOLS 1... Second cylindrical body, 2... Second cylindrical body, 3... Connector, 4... Opening, 5... Tapered part, 6... Annular recessed part, 7... Step part, 8... Slit, 9... Thin wall part, 10... Annular projection, 11... Friction part, 12
...Large diameter pipe, 13...Small diameter pipe.
Claims (1)
、該テーパ部より開口部側に任意長さの環状凹部
を形成した第１の筒体と、複数個のスリツトを有
し前記テーパ部に内側から嵌合する薄肉部と、前
記環状凹部に内側から摺動可能に係合する環状突
起とを有し、前記薄肉部の内側に摩擦材を貼着し
た第２の筒体からなる接続具を設け、該接続具の
前記第１の筒体の前記開口部とは反対側の部分を
大径のパイプの端部に結合し、前記第２の筒体に
、前記大径のパイプ内に嵌合する小径のパイプを
摺動自在に嵌挿したことを特徴とするパイプの伸
縮装置。 a first cylindrical body having a tapered part inside thereof that widens toward the opening, and an annular recess of an arbitrary length formed on the side of the opening from the tapered part; and the tapered part having a plurality of slits. A connection consisting of a second cylindrical body having a thin wall portion that fits into the annular recess from the inside, and an annular protrusion that slidably engages the annular recess from the inside, and a friction material adhered to the inside of the thin wall portion. a part of the first cylindrical body opposite to the opening of the connector is coupled to an end of the large diameter pipe, and the second cylindrical body is provided with a portion of the first cylindrical body opposite to the opening; A pipe expansion/contraction device characterized in that a small diameter pipe is slidably inserted into the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989093579U JPH0736236Y2 (en) | 1989-08-09 | 1989-08-09 | Pipe fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989093579U JPH0736236Y2 (en) | 1989-08-09 | 1989-08-09 | Pipe fittings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0333293U true JPH0333293U (en) | 1991-04-02 |
| JPH0736236Y2 JPH0736236Y2 (en) | 1995-08-16 |
Family
ID=31642951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989093579U Expired - Lifetime JPH0736236Y2 (en) | 1989-08-09 | 1989-08-09 | Pipe fittings |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0736236Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013060153A (en) * | 2011-09-14 | 2013-04-04 | Kubota Corp | Steering device |
| US8807265B2 (en) | 2011-09-14 | 2014-08-19 | Kubota Corporation | Tractor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021102B (en) * | 2015-08-11 | 2017-08-29 | 成都市特种设备检验院 | Elevator traction sheave grooving wearing capacity measuring tool |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412335A (en) * | 1977-05-17 | 1979-01-30 | Hoffmann La Roche | Benzene derivative |
-
1989
- 1989-08-09 JP JP1989093579U patent/JPH0736236Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412335A (en) * | 1977-05-17 | 1979-01-30 | Hoffmann La Roche | Benzene derivative |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013060153A (en) * | 2011-09-14 | 2013-04-04 | Kubota Corp | Steering device |
| US8807265B2 (en) | 2011-09-14 | 2014-08-19 | Kubota Corporation | Tractor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0736236Y2 (en) | 1995-08-16 |