IE37177B1 - Percussion apparatus - Google Patents
Percussion apparatusInfo
- Publication number
- IE37177B1 IE37177B1 IE166/73A IE16673A IE37177B1 IE 37177 B1 IE37177 B1 IE 37177B1 IE 166/73 A IE166/73 A IE 166/73A IE 16673 A IE16673 A IE 16673A IE 37177 B1 IE37177 B1 IE 37177B1
- Authority
- IE
- Ireland
- Prior art keywords
- piston
- air
- cylinder
- ports
- compressed
- Prior art date
Links
- 238000009527 percussion Methods 0.000 title 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/14—Control devices for the reciprocating piston
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D11/00—Portable percussive tools with electromotor or other motor drive
- B25D11/06—Means for driving the impulse member
- B25D11/12—Means for driving the impulse member comprising a crank mechanism
- B25D11/125—Means for driving the impulse member comprising a crank mechanism with a fluid cushion between the crank drive and the striking body
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47029888A JPS5139161B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-03-25 | 1972-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE37177L IE37177L (en) | 1973-09-25 |
| IE37177B1 true IE37177B1 (en) | 1977-05-25 |
Family
ID=12288495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE166/73A IE37177B1 (en) | 1972-03-25 | 1973-02-01 | Percussion apparatus |
Country Status (21)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50125866U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-03-12 | 1975-10-15 | ||
| JPS608641Y2 (ja) * | 1978-04-06 | 1985-03-28 | カワサキ機工株式会社 | 動力深耕鍬 |
| ATE8921T1 (de) * | 1980-06-12 | 1984-08-15 | Black & Decker Inc. | Motorisch getriebenes werkzeug mit einer vorrichtung zur umwandlung einer drehbewegung in eine hin- und hergehende bewegung. |
| DE3883436T2 (de) * | 1987-06-17 | 1993-12-09 | Yamada Juki Kk | Rotierende Schlagvorrichtung. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE255977C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | ||||
| GB191203153A (en) * | 1912-02-08 | 1913-01-02 | Thomas Ritson | Improved Means for Compressing Springs, the same being especially applicable for use in connection with the Valve Springs of Internal Combustion Engines. |
-
1972
- 1972-03-25 JP JP47029888A patent/JPS5139161B2/ja not_active Expired
-
1973
- 1973-01-02 GB GB27673A patent/GB1358674A/en not_active Expired
- 1973-01-26 IL IL41407A patent/IL41407A/xx unknown
- 1973-01-30 AR AR246355A patent/AR194033A1/es active
- 1973-02-01 IE IE166/73A patent/IE37177B1/xx unknown
- 1973-02-05 DD DD168664A patent/DD101591A5/xx unknown
- 1973-02-09 FR FR7304723A patent/FR2177742B1/fr not_active Expired
- 1973-02-15 ES ES411670A patent/ES411670A1/es not_active Expired
- 1973-02-19 IS IS2140A patent/IS1013B6/is unknown
- 1973-02-19 CH CH252773A patent/CH553628A/xx not_active IP Right Cessation
- 1973-02-26 FI FI570/73A patent/FI60152C/fi active
- 1973-03-12 PH PH14415A patent/PH11678A/en unknown
- 1973-03-19 ZA ZA731888A patent/ZA731888B/xx unknown
- 1973-03-21 OA OA54860A patent/OA04353A/xx unknown
- 1973-03-22 BE BE129107A patent/BE797153A/xx not_active IP Right Cessation
- 1973-03-23 SE SE7304134A patent/SE387065B/xx unknown
- 1973-03-23 IT IT67837/73A patent/IT980678B/it active
- 1973-03-23 CA CA166,838A patent/CA973035A/en not_active Expired
- 1973-03-23 LU LU67278A patent/LU67278A1/xx unknown
- 1973-03-26 NL NL7304213A patent/NL7304213A/xx not_active Application Discontinuation
-
1975
- 1975-12-30 MY MY38/75A patent/MY7500038A/xx unknown
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