FR2222179B1 - - Google Patents

Info

Publication number
FR2222179B1
FR2222179B1 FR7409068A FR7409068A FR2222179B1 FR 2222179 B1 FR2222179 B1 FR 2222179B1 FR 7409068 A FR7409068 A FR 7409068A FR 7409068 A FR7409068 A FR 7409068A FR 2222179 B1 FR2222179 B1 FR 2222179B1
Authority
FR
France
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
Application number
FR7409068A
Other languages
French (fr)
Other versions
FR2222179A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Black and Decker Corp
Original Assignee
Black and Decker Manufacturing Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Black and Decker Manufacturing Co filed Critical Black and Decker Manufacturing Co
Publication of FR2222179A1 publication Critical patent/FR2222179A1/fr
Application granted granted Critical
Publication of FR2222179B1 publication Critical patent/FR2222179B1/fr
Expired legal-status Critical Current

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)
FR7409068A 1973-03-19 1974-03-18 Expired FR2222179B1 (en)

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 (2)

Publication Number Publication Date
FR2222179A1 FR2222179A1 (en) 1974-10-18
FR2222179B1 true FR2222179B1 (en) 1980-05-16

Family

ID=23343605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7409068A Expired FR2222179B1 (en) 1973-03-19 1974-03-18

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)

* Cited by examiner, † Cited by third party
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
WO2003024671A2 (en) * 2001-09-17 2003-03-27 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
CA3146951A1 (en) 2014-03-27 2015-10-01 Techtronic Power Tools Technology Limited Powered fastener driver and operating method thereof
WO2019079560A1 (en) 2017-10-20 2019-04-25 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US3835935A (en) 1974-09-17
FR2222179A1 (en) 1974-10-18
CA996428A (en) 1976-09-07
AU6231573A (en) 1975-05-15

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Legal Events

Date Code Title Description
TP Transmission of property