IT951029B - Meccanismo perfezionato a mazza battente a corsa alternativa fun zionante ad aria compressa - Google Patents

Meccanismo perfezionato a mazza battente a corsa alternativa fun zionante ad aria compressa

Info

Publication number
IT951029B
IT951029B IT20481/72A IT2048172A IT951029B IT 951029 B IT951029 B IT 951029B IT 20481/72 A IT20481/72 A IT 20481/72A IT 2048172 A IT2048172 A IT 2048172A IT 951029 B IT951029 B IT 951029B
Authority
IT
Italy
Prior art keywords
functioning
compressed air
hammer mechanism
improved hammer
alternative stroke
Prior art date
Application number
IT20481/72A
Other languages
English (en)
Original Assignee
Black & Decker Mfg 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 & Decker Mfg Co filed Critical Black & Decker Mfg Co
Application granted granted Critical
Publication of IT951029B publication Critical patent/IT951029B/it

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
    • B25D11/06—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)
  • Percussive Tools And Related Accessories (AREA)
IT20481/72A 1971-03-15 1972-02-11 Meccanismo perfezionato a mazza battente a corsa alternativa fun zionante ad aria compressa IT951029B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12437671A 1971-03-15 1971-03-15

Publications (1)

Publication Number Publication Date
IT951029B true IT951029B (it) 1973-06-30

Family

ID=22414500

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20481/72A IT951029B (it) 1971-03-15 1972-02-11 Meccanismo perfezionato a mazza battente a corsa alternativa fun zionante ad aria compressa

Country Status (3)

Country Link
US (1) US3688848A (it)
JP (1) JPS5418426B1 (it)
IT (1) IT951029B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4014392A (en) * 1973-03-01 1977-03-29 Ross Frederick W Stabilized piston-cylinder impact device
US4201269A (en) * 1977-01-24 1980-05-06 Ross Frederick W Impact device with linear single acting air spring
US4099580A (en) * 1977-01-24 1978-07-11 Ross Frederick W Impact device with linear air spring
US4290492A (en) * 1979-01-31 1981-09-22 Black & Decker Inc. Idling and air replenishing system for a reciprocating hammer mechanism
GB2127340B (en) * 1982-09-03 1986-02-26 Macdonald & Company John Apparatus for scabbling concrete
DE3539030A1 (de) * 1985-11-02 1987-05-07 Hilti Ag Bohrhammer mit pneumatisch angetriebenem schlagkolben
JP2552566B2 (ja) * 1990-04-05 1996-11-13 株式会社マキタ 打撃工具
DE19728729C2 (de) * 1997-07-04 2000-11-09 Wacker Werke Kg Luftfeder-Schlagwerk mit Luftausgleich
DE19828426C2 (de) * 1998-06-25 2003-04-03 Wacker Werke Kg Antriebskolben mit geringer Wandstärke für ein Luftfederschlagwerk
CA2344167A1 (en) 1998-09-18 2000-03-30 Stanley Fastening Systems, L.P. Multi-stroke fastening device
DE19929183B4 (de) * 1999-06-25 2004-07-29 Wacker Construction Equipment Ag Luftfederschlagwerk mit Hohl-Schlagkolben mit Leerlauföffnung
EP1475190B1 (en) * 2003-05-09 2010-03-31 Makita Corporation Power tool
DE10333799B3 (de) * 2003-07-24 2005-02-17 Wacker Construction Equipment Ag Hohlkolbenschlagwerk mit Luftausgleichs- und Leerlauföffnung
EP1502710B1 (en) * 2003-07-31 2008-07-23 Makita Corporation Power tool
EP1674205B1 (en) * 2004-12-23 2014-03-19 Black & Decker Inc. Drive mechanism for power tool
DE102005030340B3 (de) * 2005-06-29 2007-01-04 Wacker Construction Equipment Ag Schlagwerk mit elektrodynamischem Linearantrieb
GB2435442A (en) * 2006-02-24 2007-08-29 Black & Decker Inc Powered hammer with helically shaped vent channel
EP2163355A1 (de) * 2008-09-12 2010-03-17 AEG Electric Tools GmbH Elektrowerkzeug umfassend einen Taumeltrieb oder Kurbeltrieb mit reduzierter Masse
DE102009026542A1 (de) * 2009-05-28 2010-12-09 Hilti Aktiengesellschaft Werkzeugmaschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1043302A (en) * 1909-02-27 1912-11-05 Henry Deitz Rock-drill.
US1191948A (en) * 1914-11-09 1916-07-25 Charles B Coates Power-hammer.
US2333419A (en) * 1940-10-08 1943-11-02 Chicago Pneumatic Tool Co Gas hammer
US2283292A (en) * 1941-03-20 1942-05-19 Ingersoll Rand Co Percussive tool
US2880585A (en) * 1955-07-11 1959-04-07 Kango Electric Hammers Ltd Percussive tools

Also Published As

Publication number Publication date
JPS5418426B1 (it) 1979-07-07
AU3289871A (en) 1973-03-08
US3688848A (en) 1972-09-05

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