DE9003229U1 - Core bit tube thread adapter M 38 x 4 - 1 1/4" UNC - Google Patents

Core bit tube thread adapter M 38 x 4 - 1 1/4" UNC

Info

Publication number
DE9003229U1
DE9003229U1 DE9003229U DE9003229U DE9003229U1 DE 9003229 U1 DE9003229 U1 DE 9003229U1 DE 9003229 U DE9003229 U DE 9003229U DE 9003229 U DE9003229 U DE 9003229U DE 9003229 U1 DE9003229 U1 DE 9003229U1
Authority
DE
Germany
Prior art keywords
unc
core bit
thread adapter
tube thread
bit tube
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 - Lifetime
Application number
DE9003229U
Other languages
German (de)
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.)
HELTEWIG BERND 5600 WUPPERTAL DE
Original Assignee
HELTEWIG BERND 5600 WUPPERTAL DE
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 HELTEWIG BERND 5600 WUPPERTAL DE filed Critical HELTEWIG BERND 5600 WUPPERTAL DE
Priority to DE9003229U priority Critical patent/DE9003229U1/en
Publication of DE9003229U1 publication Critical patent/DE9003229U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/14—Joints for pipes of different diameters or cross-section
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)

Description

Bernd Heltewig .:!.":" " *..' "&Ggr; ' Y.'^S^ Wuppertal 21, den 23.04.1990Bernd Heltewig .:!.":""*..'"&Ggr;'Y.'^S^ Wuppertal 21, 23.04.1990

Scheidtstr. 115Scheidtstr. 115

BESCHREIBUNGDESCRIPTION

Gegenstand meiner Gebrauchsmusterschutzanmeiflung ist ein Bohrkronenrohr Gewindeadapter (1) mit den Gewindeanschliissen M 38 &khgr; 4 (2) und 1 1/4" ÜNL (3), hergestellt s-fjs eine:. rti;.;.iin:vjmletjierung.The subject of my utility model protection application is a core bit tube thread adapter (1) with the threaded connections M 38 x 4 (2) and 1 1/4" ÜNL (3), manufactured with a:. rti;.;.iin:vjmlettjung.

Geqenwärtig bestehen diese Bohrkronanrohr - ; windeadapter ( 1) aus Stanl und sind entsprechend schwer.Currently, these core bit pipe and thread adapters (1) are made of steel and are accordingly heavy.

Die Aluminium-Ausführung bedeutet für die Lagerhaltung, in der Handhabung bei der Montage rnd beim Versand eine wesentliche Gewichtserleichterung.The aluminum design means a significant reduction in weight for storage, handling, assembly and shipping.

Die von der Antriebsmaschine in Drehrichtung zu versetzende Schwungmasse wird erheblich reduziert.The flywheel mass that the drive machine has to move in the direction of rotation is significantly reduced.

Claims (1)

• tr*· at * t r r t &lgr; t · · · ·• tr*· at * trrt &lgr; t · · · · • a• a Bernd Heltewig "" *" ""' * ""560O Wuppertal 21, den 21.04.1990Bernd Heltewig "" *" ""' * ""560O Wuppertal 21, 21.04.1990 Scheidtstr. 115Scheidtstr. 115 SCHUTZANSPRUCHCLAIM FOR PROTECTION Bohrkronenrohr-Gewindeadapter (1) mit den Anschlußgewinden M 38 &khgr; 4 (2) und 1 1/4" UNC (3), dadurch gekennzeichnet, daß er aus einer lumir.iumlegierung besteht.Core bit tube thread adapter (1) with the connecting threads M 38 x 4 (2) and 1 1/4" UNC (3), characterized in that it consists of a luminium alloy.
DE9003229U 1990-03-20 1990-03-20 Core bit tube thread adapter M 38 x 4 - 1 1/4" UNC Expired - Lifetime DE9003229U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9003229U DE9003229U1 (en) 1990-03-20 1990-03-20 Core bit tube thread adapter M 38 x 4 - 1 1/4" UNC

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9003229U DE9003229U1 (en) 1990-03-20 1990-03-20 Core bit tube thread adapter M 38 x 4 - 1 1/4" UNC

Publications (1)

Publication Number Publication Date
DE9003229U1 true DE9003229U1 (en) 1990-06-07

Family

ID=6852144

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9003229U Expired - Lifetime DE9003229U1 (en) 1990-03-20 1990-03-20 Core bit tube thread adapter M 38 x 4 - 1 1/4" UNC

Country Status (1)

Country Link
DE (1) DE9003229U1 (en)

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