FR2303646B1 - - Google Patents

Info

Publication number
FR2303646B1
FR2303646B1 FR7607207A FR7607207A FR2303646B1 FR 2303646 B1 FR2303646 B1 FR 2303646B1 FR 7607207 A FR7607207 A FR 7607207A FR 7607207 A FR7607207 A FR 7607207A FR 2303646 B1 FR2303646 B1 FR 2303646B1
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
FR7607207A
Other languages
French (fr)
Other versions
FR2303646A1 (fr
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.)
DUSS MASCHF
Original Assignee
DUSS MASCHF
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 DUSS MASCHF filed Critical DUSS MASCHF
Publication of FR2303646A1 publication Critical patent/FR2303646A1/fr
Application granted granted Critical
Publication of FR2303646B1 publication Critical patent/FR2303646B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0057—Details related to cleaning or cooling the tool or workpiece
    • B25D2217/0065—Use of dust covers
    • B25D2217/0069—Protecting chucks against entering of chip dust

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Road Repair (AREA)
  • Earth Drilling (AREA)
FR7607207A 1975-03-13 1976-03-12 Marteau manoeuvrable a la main pourvu d'une garniture protegeant le palier d'outil contre la poussiere Granted FR2303646A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752511045 DE2511045A1 (de) 1975-03-13 1975-03-13 Von hand fuehrbarer hammer mit einer das werkzeuglager vor staub schuetzenden manschette

Publications (2)

Publication Number Publication Date
FR2303646A1 FR2303646A1 (fr) 1976-10-08
FR2303646B1 true FR2303646B1 (enrdf_load_stackoverflow) 1980-08-08

Family

ID=5941317

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7607207A Granted FR2303646A1 (fr) 1975-03-13 1976-03-12 Marteau manoeuvrable a la main pourvu d'une garniture protegeant le palier d'outil contre la poussiere

Country Status (5)

Country Link
CH (1) CH612872A5 (enrdf_load_stackoverflow)
DE (1) DE2511045A1 (enrdf_load_stackoverflow)
FR (1) FR2303646A1 (enrdf_load_stackoverflow)
GB (1) GB1537893A (enrdf_load_stackoverflow)
NL (1) NL7602457A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844109A1 (de) * 1978-10-10 1980-04-24 Bosch Gmbh Robert Handwerkzeugmaschine, insbesondere bohr- und/oder schlaghammer
US4247122A (en) * 1979-01-31 1981-01-27 Black & Decker Inc. Dust sealing mechanism
DE4403449C2 (de) * 1994-02-04 1997-11-20 Freudenberg Carl Fa Dichtungsanordnung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1493768A (en) * 1920-08-28 1924-05-13 Rice Portable Rock Drill Corp Dustguard for percussion machines
US1524251A (en) * 1922-10-02 1925-01-27 Ingersoll Rand Co Retainer for percussive tools
GB292606A (en) * 1927-06-23 1929-03-07 Pierre Camille Desmul Improvements in pneumatic tools
FR1160284A (fr) * 1956-08-23 1958-07-10 Gelenkwellenbau Gmbh Dispositif d'étanchéité pour tourillons d'arbres articulés avec compensation de la longueur
CH480577A (de) * 1968-03-28 1969-10-31 Escher Wyss Ag Drosselklappe für Rohrleitungen, insbesondere von Wasserkraftanlagen

Also Published As

Publication number Publication date
DE2511045A1 (de) 1976-09-23
GB1537893A (en) 1979-01-10
CH612872A5 (en) 1979-08-31
FR2303646A1 (fr) 1976-10-08
NL7602457A (nl) 1976-09-15

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse