ZA731888B - Percussion apparatus - Google Patents
Percussion apparatusInfo
- Publication number
- ZA731888B ZA731888B ZA731888A ZA731888A ZA731888B ZA 731888 B ZA731888 B ZA 731888B ZA 731888 A ZA731888 A ZA 731888A ZA 731888 A ZA731888 A ZA 731888A ZA 731888 B ZA731888 B ZA 731888B
- Authority
- ZA
- South Africa
- Prior art keywords
- percussion apparatus
- percussion
- Prior art date
Links
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 (fi) | 1972-03-25 | 1972-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA731888B true ZA731888B (en) | 1974-01-30 |
Family
ID=12288495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA731888A ZA731888B (en) | 1972-03-25 | 1973-03-19 | Percussion apparatus |
Country Status (21)
| Country | Link |
|---|---|
| JP (1) | JPS5139161B2 (fi) |
| AR (1) | AR194033A1 (fi) |
| BE (1) | BE797153A (fi) |
| CA (1) | CA973035A (fi) |
| CH (1) | CH553628A (fi) |
| DD (1) | DD101591A5 (fi) |
| ES (1) | ES411670A1 (fi) |
| FI (1) | FI60152C (fi) |
| FR (1) | FR2177742B1 (fi) |
| GB (1) | GB1358674A (fi) |
| IE (1) | IE37177B1 (fi) |
| IL (1) | IL41407A (fi) |
| IS (1) | IS1013B6 (fi) |
| IT (1) | IT980678B (fi) |
| LU (1) | LU67278A1 (fi) |
| MY (1) | MY7500038A (fi) |
| NL (1) | NL7304213A (fi) |
| OA (1) | OA04353A (fi) |
| PH (1) | PH11678A (fi) |
| SE (1) | SE387065B (fi) |
| ZA (1) | ZA731888B (fi) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50125866U (fi) * | 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 |
| DE3068869D1 (en) * | 1980-06-12 | 1984-09-13 | Black & Decker Inc | Power operated tool including a mechanism for converting rotary motion to reciprocatory motion |
| 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 (fi) * | ||||
| 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 CH CH252773A patent/CH553628A/xx not_active IP Right Cessation
- 1973-02-19 IS IS2140A patent/IS1013B6/is unknown
- 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 CA CA166,838A patent/CA973035A/en not_active Expired
- 1973-03-23 IT IT67837/73A patent/IT980678B/it active
- 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
Also Published As
| Publication number | Publication date |
|---|---|
| CA973035A (en) | 1975-08-19 |
| FR2177742B1 (fi) | 1975-10-31 |
| GB1358674A (en) | 1974-07-03 |
| AU5165873A (en) | 1974-08-01 |
| MY7500038A (en) | 1975-12-31 |
| FI60152C (fi) | 1981-12-10 |
| JPS4896402A (fi) | 1973-12-10 |
| IE37177B1 (en) | 1977-05-25 |
| SE387065B (sv) | 1976-08-30 |
| IS1013B6 (is) | 1979-09-14 |
| IE37177L (en) | 1973-09-25 |
| DE2300388B2 (de) | 1975-07-24 |
| DD101591A5 (fi) | 1973-11-12 |
| IL41407A0 (en) | 1973-03-30 |
| IL41407A (en) | 1975-07-28 |
| DE2300388A1 (de) | 1973-10-04 |
| FI60152B (fi) | 1981-08-31 |
| OA04353A (fr) | 1980-01-31 |
| NL7304213A (fi) | 1973-09-27 |
| BE797153A (fr) | 1973-07-16 |
| JPS5139161B2 (fi) | 1976-10-26 |
| PH11678A (en) | 1978-05-19 |
| IS2140A7 (is) | 1973-03-23 |
| LU67278A1 (fi) | 1973-05-28 |
| CH553628A (de) | 1974-09-13 |
| ES411670A1 (es) | 1976-01-01 |
| IT980678B (it) | 1974-10-10 |
| AR194033A1 (es) | 1973-06-12 |
| FR2177742A1 (fi) | 1973-11-09 |
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