FR656145A - Dispositif de retenue pour les fleurets des perforatrices de roche - Google Patents

Dispositif de retenue pour les fleurets des perforatrices de roche

Info

Publication number
FR656145A
FR656145A FR656145DA FR656145A FR 656145 A FR656145 A FR 656145A FR 656145D A FR656145D A FR 656145DA FR 656145 A FR656145 A FR 656145A
Authority
FR
France
Prior art keywords
drill bit
rock drill
bit retainer
retainer
rock
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
Application number
Other languages
English (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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand 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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of FR656145A publication Critical patent/FR656145A/fr
Expired 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
    • B25D17/084—Rotating chucks or sockets
    • B25D17/086—Rotating chucks or sockets with a swinging yoke or latching means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/17—Socket type
    • Y10T279/17042—Lost motion
    • Y10T279/17051—Swinging external yoke or detent
    • Y10T279/17059—Rotary socket

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
FR656145D 1927-08-30 1928-06-20 Dispositif de retenue pour les fleurets des perforatrices de roche Expired FR656145A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US216398A US1708116A (en) 1927-08-30 1927-08-30 Steel retainer

Publications (1)

Publication Number Publication Date
FR656145A true FR656145A (fr) 1929-04-27

Family

ID=22806911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR656145D Expired FR656145A (fr) 1927-08-30 1928-06-20 Dispositif de retenue pour les fleurets des perforatrices de roche

Country Status (3)

Country Link
US (1) US1708116A (fr)
FR (1) FR656145A (fr)
GB (1) GB296365A (fr)

Also Published As

Publication number Publication date
GB296365A (en) 1929-04-11
US1708116A (en) 1929-04-09

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