ZA784742B - Hammer - Google Patents
HammerInfo
- Publication number
- ZA784742B ZA784742B ZA00784742A ZA784742A ZA784742B ZA 784742 B ZA784742 B ZA 784742B ZA 00784742 A ZA00784742 A ZA 00784742A ZA 784742 A ZA784742 A ZA 784742A ZA 784742 B ZA784742 B ZA 784742B
- Authority
- ZA
- South Africa
- Prior art keywords
- hammer
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/16—Drives for riveting machines; Transmission means therefor
- B21J15/22—Drives for riveting machines; Transmission means therefor operated by both hydraulic or liquid pressure and gas pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/22—Drives for hammers; Transmission means therefor for power hammers
- B21J7/24—Drives for hammers; Transmission means therefor for power hammers operated by steam, air, or other gaseous pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/22—Drives for hammers; Transmission means therefor for power hammers
- B21J7/28—Drives for hammers; Transmission means therefor for power hammers operated by hydraulic or liquid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/46—Control devices specially adapted to forging hammers, not restricted to one of the preceding subgroups
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
- Details Of Reciprocating Pumps (AREA)
- Valve Device For Special Equipments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/830,557 US4150603A (en) | 1977-09-06 | 1977-09-06 | Fluid operable hammer |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA784742B true ZA784742B (en) | 1979-08-29 |
Family
ID=25257204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00784742A ZA784742B (en) | 1977-09-06 | 1978-08-21 | Hammer |
Country Status (13)
Country | Link |
---|---|
US (1) | US4150603A (xx) |
JP (1) | JPS5493603A (xx) |
AU (1) | AU519222B2 (xx) |
BE (1) | BE869997A (xx) |
BR (1) | BR7805798A (xx) |
CA (1) | CA1106249A (xx) |
DE (1) | DE2837712A1 (xx) |
ES (1) | ES473092A1 (xx) |
FR (1) | FR2401745A1 (xx) |
GB (1) | GB2003774B (xx) |
IT (1) | IT1106631B (xx) |
WO (1) | WO1979000131A1 (xx) |
ZA (1) | ZA784742B (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4261249A (en) * | 1978-09-08 | 1981-04-14 | Joy Manufacturing Company | Hammer |
US4295411A (en) * | 1979-10-03 | 1981-10-20 | Joy Manufacturing Company | Impactor |
US4796428A (en) * | 1983-01-17 | 1989-01-10 | Oilgear Towler, Inc. | Double-acting forging hammer and method |
US4828048A (en) * | 1986-11-10 | 1989-05-09 | Mayer James R | Hydraulic Percussion tool |
US5680904A (en) * | 1995-11-30 | 1997-10-28 | Patterson; William N. | In-the-hole percussion rock drill |
US6155361A (en) * | 1999-01-27 | 2000-12-05 | Patterson; William N. | Hydraulic in-the-hole percussion rock drill |
CA2295463C (en) | 1999-01-27 | 2008-04-29 | William N. Patterson | Hydraulic in-the-hole percussion rock drill |
US6464023B2 (en) | 1999-01-27 | 2002-10-15 | William N. Patterson | Hydraulic in-the-hole percussion rock drill |
US7681664B2 (en) * | 2008-03-06 | 2010-03-23 | Patterson William N | Internally dampened percussion rock drill |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3079900A (en) * | 1961-06-26 | 1963-03-05 | Applied Power Ind Inc | Fluid motor |
USRE27244E (en) * | 1969-11-26 | 1971-12-14 | Device for building up high pulse liquid pressures | |
US3735823A (en) * | 1970-05-01 | 1973-05-29 | Nippon Pneumatic Mfg | Impact motive implement |
US3872934A (en) * | 1973-10-30 | 1975-03-25 | Nippon Pneumatic Mfg | Impact tool |
US4012909A (en) * | 1974-06-11 | 1977-03-22 | Hibbard George A | Hammer |
DE2600948C3 (de) * | 1976-01-13 | 1984-04-19 | Knäbel, Horst, Ing.(grad.), 4005 Meerbusch | Krafteinheit als Arbeitsorgan, z.B. für Pressen zum Formgeben, Verdichten usw. |
-
1977
- 1977-09-06 US US05/830,557 patent/US4150603A/en not_active Expired - Lifetime
-
1978
- 1978-08-21 ZA ZA00784742A patent/ZA784742B/xx unknown
- 1978-08-28 FR FR7824822A patent/FR2401745A1/fr active Pending
- 1978-08-28 BE BE1009031A patent/BE869997A/xx unknown
- 1978-08-30 DE DE19782837712 patent/DE2837712A1/de not_active Withdrawn
- 1978-09-01 CA CA310,476A patent/CA1106249A/en not_active Expired
- 1978-09-01 AU AU39485/78A patent/AU519222B2/en not_active Expired
- 1978-09-01 WO PCT/US1978/000076 patent/WO1979000131A1/en unknown
- 1978-09-05 BR BR7805798A patent/BR7805798A/pt unknown
- 1978-09-05 ES ES473092A patent/ES473092A1/es not_active Expired
- 1978-09-05 GB GB7835698A patent/GB2003774B/en not_active Expired
- 1978-09-06 IT IT50990/78A patent/IT1106631B/it active
- 1978-09-06 JP JP10951578A patent/JPS5493603A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2401745A1 (fr) | 1979-03-30 |
DE2837712A1 (de) | 1979-03-15 |
GB2003774B (en) | 1982-01-27 |
IT1106631B (it) | 1985-11-11 |
IT7850990A0 (it) | 1978-09-06 |
BE869997A (fr) | 1979-02-28 |
JPS5493603A (en) | 1979-07-24 |
AU3948578A (en) | 1980-03-06 |
CA1106249A (en) | 1981-08-04 |
US4150603A (en) | 1979-04-24 |
AU519222B2 (en) | 1981-11-19 |
ES473092A1 (es) | 1979-05-01 |
BR7805798A (pt) | 1979-05-15 |
WO1979000131A1 (en) | 1979-03-22 |
GB2003774A (en) | 1979-03-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5411001A (en) | Hammer drill | |
JPS5411577A (en) | Percussion tool | |
JPS5396901A (en) | Hammer drill | |
JPS5389816A (en) | Ferriteebased corrosionnresistant chromee molybdenummnickel steel | |
JPS53119465A (en) | Hammer crusher | |
JPS5489508A (en) | Special hand set | |
GB2010729B (en) | Tools | |
JPS5470963A (en) | Impact type dicoaticator | |
JPS53135801A (en) | Hammer drill | |
GB2004478B (en) | Combination tool | |
ZA784742B (en) | Hammer | |
AU4150278A (en) | Tool | |
JPS5394402A (en) | Underwater hammer | |
JPS5389203A (en) | Earthhmoving tool | |
GB2007740B (en) | Construction | |
JPS543308A (en) | Underwater hammer | |
JPS5477203A (en) | Striking tool | |
JPS5471499A (en) | Purcusion tool | |
JPS5473111A (en) | Acrotine b | |
JPS5414320A (en) | Heattand heattcheckkresistant steel | |
ZA782773B (en) | Hammer block | |
JPS53141726A (en) | Type hammer | |
JPS5466302A (en) | Power hammer | |
JPS5389204A (en) | Earthhmoving tool | |
YU101878A (en) | Hammer mill |