JPS63186571U - - Google Patents
Info
- Publication number
- JPS63186571U JPS63186571U JP7775387U JP7775387U JPS63186571U JP S63186571 U JPS63186571 U JP S63186571U JP 7775387 U JP7775387 U JP 7775387U JP 7775387 U JP7775387 U JP 7775387U JP S63186571 U JPS63186571 U JP S63186571U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder
- piston ring
- driving machine
- deep groove
- 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
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 229920001721 polyimide Polymers 0.000 claims 1
- 239000009719 polyimide resin Substances 0.000 claims 1
Landscapes
- Portable Nailing Machines And Staplers (AREA)
Description
第１図は本考案になる打込機の一実施例を示す
縦断側面図、第２図は第１図のＡ部拡大図、第３
図は第２図に示すピストンリングの斜視図、第４
図、第５図は本考案になる打込機の変形実施例を
示す部分断面図、第６図、第７図は従来技術の打
込機の縦断側面図、第８図は第７図のＡ部拡大図
である。
図において、４はシリンダ、５はピストン、６
はＯリング（付勢体）、１２は射出口、１５はピ
ストンリング、１６は深溝である。
Fig. 1 is a vertical side view showing an embodiment of the driving machine according to the present invention, Fig. 2 is an enlarged view of part A in Fig. 1, and Fig. 3 is an enlarged view of part A in Fig. 1.
The figure is a perspective view of the piston ring shown in FIG.
Fig. 5 is a partial sectional view showing a modified embodiment of the driving machine according to the present invention, Figs. 6 and 7 are longitudinal sectional side views of a conventional driving machine, and Fig. 8 is a partial sectional view showing a modified embodiment of the driving machine according to the present invention. It is an enlarged view of part A. In the figure, 4 is a cylinder, 5 is a piston, and 6 is a cylinder.
1 is an O-ring (biasing body), 12 is an injection port, 15 is a piston ring, and 16 is a deep groove.
Claims (1)
動するピストンにより、射出口内に供給された止
具を被打込材に打込む打込機において、前記ピス
トンの前記シリンダとの接触部に深溝を刻設し、
該深溝に、主成分をポリイミド樹脂とする材料に
より成形されたピストンリングを配設すると共に
、該ピストンリングの内側には常時該ピストンリ
ングを前記シリンダ内周面に押圧付勢する付勢体
を配設して、前記シリンダと前記ピストンとの摺
動面の気密を維持するよう構成して成る打込機。 In a driving machine that drives a stopper supplied into an injection port into a material to be driven by a piston that uses compressed gas as a power source and moves up and down in a cylindrical cylinder, a deep groove is formed in the contact part of the piston with the cylinder. engraved with
A piston ring molded from a material whose main component is polyimide resin is disposed in the deep groove, and a biasing body is provided inside the piston ring to constantly press and bias the piston ring against the inner peripheral surface of the cylinder. A driving machine configured to maintain airtightness of a sliding surface between the cylinder and the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7775387U JPS63186571U (en) | 1987-05-22 | 1987-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7775387U JPS63186571U (en) | 1987-05-22 | 1987-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63186571U true JPS63186571U (en) | 1988-11-30 |
Family
ID=30926056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7775387U Pending JPS63186571U (en) | 1987-05-22 | 1987-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63186571U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0223970U (en) * | 1988-07-29 | 1990-02-16 | ||
| JPH0428972U (en) * | 1990-06-22 | 1992-03-09 | ||
| DE19537344B4 (en) * | 1994-10-14 | 2005-09-01 | Hitachi Koki Co., Ltd. | Piston device for a percussion tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51101660A (en) * | 1975-03-05 | 1976-09-08 | Komatsu Mfg Co Ltd | |
| JPS5324111A (en) * | 1976-08-18 | 1978-03-06 | Korona Kougiyou Kk | Means for feeding air to live fish and live bait in fishing boats |
| JPS53137364A (en) * | 1977-05-09 | 1978-11-30 | Riken Piston Ring Ind Co Ltd | Sealing material |
| JPS5848056U (en) * | 1981-09-25 | 1983-03-31 | 株式会社東芝 | Motor drive circuit |
-
1987
- 1987-05-22 JP JP7775387U patent/JPS63186571U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51101660A (en) * | 1975-03-05 | 1976-09-08 | Komatsu Mfg Co Ltd | |
| JPS5324111A (en) * | 1976-08-18 | 1978-03-06 | Korona Kougiyou Kk | Means for feeding air to live fish and live bait in fishing boats |
| JPS53137364A (en) * | 1977-05-09 | 1978-11-30 | Riken Piston Ring Ind Co Ltd | Sealing material |
| JPS5848056U (en) * | 1981-09-25 | 1983-03-31 | 株式会社東芝 | Motor drive circuit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0223970U (en) * | 1988-07-29 | 1990-02-16 | ||
| JPH0428972U (en) * | 1990-06-22 | 1992-03-09 | ||
| DE19537344B4 (en) * | 1994-10-14 | 2005-09-01 | Hitachi Koki Co., Ltd. | Piston device for a percussion tool |
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