GB2373276B - Percussion boring machine - Google Patents

Percussion boring machine

Info

Publication number
GB2373276B
GB2373276B GB0216034A GB0216034A GB2373276B GB 2373276 B GB2373276 B GB 2373276B GB 0216034 A GB0216034 A GB 0216034A GB 0216034 A GB0216034 A GB 0216034A GB 2373276 B GB2373276 B GB 2373276B
Authority
GB
United Kingdom
Prior art keywords
boring machine
percussion boring
percussion
machine
boring
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 - Fee Related
Application number
GB0216034A
Other versions
GB0216034D0 (en
GB2373276A (en
Inventor
Schmidt Sp Tracto-Technik-Paul
Alfons Hesse
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
Priority claimed from DE1998104919 external-priority patent/DE19804919C2/en
Application filed by Individual filed Critical Individual
Publication of GB0216034D0 publication Critical patent/GB0216034D0/en
Publication of GB2373276A publication Critical patent/GB2373276A/en
Application granted granted Critical
Publication of GB2373276B publication Critical patent/GB2373276B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • 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
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons
GB0216034A 1998-02-07 1999-02-08 Percussion boring machine Expired - Fee Related GB2373276B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1998104919 DE19804919C2 (en) 1998-02-07 1998-02-07 Ram boring machine
GB9902760A GB2334053B (en) 1998-02-07 1999-02-08 Percussion boring machine

Publications (3)

Publication Number Publication Date
GB0216034D0 GB0216034D0 (en) 2002-08-21
GB2373276A GB2373276A (en) 2002-09-18
GB2373276B true GB2373276B (en) 2002-10-30

Family

ID=26043697

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0216034A Expired - Fee Related GB2373276B (en) 1998-02-07 1999-02-08 Percussion boring machine

Country Status (1)

Country Link
GB (1) GB2373276B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7726413B2 (en) 2006-07-01 2010-06-01 Black & Decker Inc. Tool holder for a powered hammer
US7814986B2 (en) 2006-07-01 2010-10-19 Balck & Decker Inc. Lubricant system for powered hammer
US8590633B2 (en) 2006-07-01 2013-11-26 Black & Decker Inc. Beat piece wear indicator for powered hammer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7726413B2 (en) 2006-07-01 2010-06-01 Black & Decker Inc. Tool holder for a powered hammer
US7814986B2 (en) 2006-07-01 2010-10-19 Balck & Decker Inc. Lubricant system for powered hammer
US8590633B2 (en) 2006-07-01 2013-11-26 Black & Decker Inc. Beat piece wear indicator for powered hammer

Also Published As

Publication number Publication date
GB0216034D0 (en) 2002-08-21
GB2373276A (en) 2002-09-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100208