CA996428A - Idling system for power hammer - Google Patents
Idling system for power hammerInfo
- Publication number
- CA996428A CA996428A CA190,668A CA190668A CA996428A CA 996428 A CA996428 A CA 996428A CA 190668 A CA190668 A CA 190668A CA 996428 A CA996428 A CA 996428A
- Authority
- CA
- Canada
- Prior art keywords
- power hammer
- idling system
- idling
- hammer
- power
- 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.)
- Expired
Links
Classifications
-
- 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
- B25D11/005—Arrangements for adjusting the stroke of the impulse member or for stopping the impact action when the tool is lifted from the working surface
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00342865A US3835935A (en) | 1973-03-19 | 1973-03-19 | Idling system for power hammer |
Publications (1)
Publication Number | Publication Date |
---|---|
CA996428A true CA996428A (en) | 1976-09-07 |
Family
ID=23343605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA190,668A Expired CA996428A (en) | 1973-03-19 | 1974-01-22 | Idling system for power hammer |
Country Status (4)
Country | Link |
---|---|
US (1) | US3835935A (en) |
AU (1) | AU6231573A (en) |
CA (1) | CA996428A (en) |
FR (1) | FR2222179B1 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2832169A1 (en) * | 1978-07-21 | 1980-01-31 | Hilti Ag | MOTORIZED DRILLING HAMMER |
US4336847A (en) * | 1980-06-27 | 1982-06-29 | Hitachi Koki Company, Limited | Percussion drill |
DE4239294A1 (en) * | 1992-11-23 | 1994-05-26 | Black & Decker Inc | Hammer drill with pneumatic hammer mechanism |
DE19929183B4 (en) * | 1999-06-25 | 2004-07-29 | Wacker Construction Equipment Ag | Air spring hammer mechanism with hollow impact piston with idle opening |
DE10111717C1 (en) * | 2001-03-12 | 2002-10-24 | Wacker Werke Kg | Air spring hammer mechanism with motion frequency controlled idle state |
US7032683B2 (en) * | 2001-09-17 | 2006-04-25 | Milwaukee Electric Tool Corporation | Rotary hammer |
DE102005028918A1 (en) * | 2005-06-22 | 2006-12-28 | Wacker Construction Equipment Ag | Drilling and/or percussive hammer for making holes has delay device controlling valve during closing |
DE102005030340B3 (en) * | 2005-06-29 | 2007-01-04 | Wacker Construction Equipment Ag | Impact mechanism with electrodynamic linear drive |
CA2943806C (en) | 2014-03-27 | 2022-05-31 | Techtronic Power Tools Technology Limited | Powered fastener driver and operating method thereof |
US10814468B2 (en) | 2017-10-20 | 2020-10-27 | Milwaukee Electric Tool Corporation | Percussion tool |
WO2019147919A1 (en) | 2018-01-26 | 2019-08-01 | Milwaukee Electric Tool Corporation | Percussion tool |
US20230027574A1 (en) * | 2021-07-26 | 2023-01-26 | Makita Corporation | Striking tool |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1424188A (en) * | 1917-10-18 | 1922-08-01 | Denver Rock Drill Mfg Co | Rock drill |
DE910160C (en) * | 1950-12-10 | 1954-04-29 | Donald M Pearson | Portable impact device |
GB1195505A (en) * | 1967-07-31 | 1970-06-17 | Hilti Ag | Hammer Drill |
GB1243472A (en) * | 1969-03-15 | 1971-08-18 | Daiichi Kikai Seisakusho Co Lt | A free-piston type percussion device with an air pump |
US3650336A (en) * | 1970-05-05 | 1972-03-21 | Rockwell Mfg Co | Power driven device |
-
1973
- 1973-03-19 US US00342865A patent/US3835935A/en not_active Expired - Lifetime
- 1973-11-09 AU AU62315/73A patent/AU6231573A/en not_active Expired
-
1974
- 1974-01-22 CA CA190,668A patent/CA996428A/en not_active Expired
- 1974-03-18 FR FR7409068A patent/FR2222179B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3835935A (en) | 1974-09-17 |
FR2222179A1 (en) | 1974-10-18 |
AU6231573A (en) | 1975-05-15 |
FR2222179B1 (en) | 1980-05-16 |
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