GB105987A - Improvements in or relating to Rock-drilling Machines. - Google Patents

Improvements in or relating to Rock-drilling Machines.

Info

Publication number
GB105987A
GB105987A GB655016A GB655016A GB105987A GB 105987 A GB105987 A GB 105987A GB 655016 A GB655016 A GB 655016A GB 655016 A GB655016 A GB 655016A GB 105987 A GB105987 A GB 105987A
Authority
GB
United Kingdom
Prior art keywords
bar
guiding
sleeve
rock
relating
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
GB655016A
Inventor
William Edwin Nettle
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB655016A priority Critical patent/GB105987A/en
Publication of GB105987A publication Critical patent/GB105987A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/24—Guiding or centralising devices for drilling rods or pipes

Abstract

105,987. Nettle, W. E. May 6, 1916. Percussive drills.-In a rock drill, guiding- means are provided for the tool comprising a sleeve 7 on the cradle 6 of the machine, an adjustable bar 8 fixed in the sleeve by screws 10. 11 and an arm 14 fixed to the bar and having a guiding-aperture for the tool 4. The sleeve 7 and bar 8 are formed so as to prevent rotation of the bar, and stops 12, 13 limit the movement of the bar. The guiding-aperture is formed between hinged upper and lower parts nf the arm 14 which are connected by an eyebolt 29 and a wing nut 33, and have renewable bushings 36, 37.
GB655016A 1916-05-06 1916-05-06 Improvements in or relating to Rock-drilling Machines. Expired GB105987A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB655016A GB105987A (en) 1916-05-06 1916-05-06 Improvements in or relating to Rock-drilling Machines.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB655016A GB105987A (en) 1916-05-06 1916-05-06 Improvements in or relating to Rock-drilling Machines.

Publications (1)

Publication Number Publication Date
GB105987A true GB105987A (en) 1917-05-07

Family

ID=32246075

Family Applications (1)

Application Number Title Priority Date Filing Date
GB655016A Expired GB105987A (en) 1916-05-06 1916-05-06 Improvements in or relating to Rock-drilling Machines.

Country Status (1)

Country Link
GB (1) GB105987A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182733A (en) * 1962-02-05 1965-05-11 Alfred G Wigren Drilling machine
FR2488939A1 (en) * 1980-08-25 1982-02-26 Tampella Oy Ab DRILL TOOL CENTERING APPARATUS
US4472002A (en) * 1982-03-17 1984-09-18 Eimco-Secoma Societe Anonyme Retractable bit guide for a drilling and bolting slide

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182733A (en) * 1962-02-05 1965-05-11 Alfred G Wigren Drilling machine
FR2488939A1 (en) * 1980-08-25 1982-02-26 Tampella Oy Ab DRILL TOOL CENTERING APPARATUS
US4472002A (en) * 1982-03-17 1984-09-18 Eimco-Secoma Societe Anonyme Retractable bit guide for a drilling and bolting slide

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