DE9003026U1 - Core bit tube thread adapter R 1/2 female x 1 174 UNC female - Google Patents

Core bit tube thread adapter R 1/2 female x 1 174 UNC female

Info

Publication number
DE9003026U1
DE9003026U1 DE9003026U DE9003026U DE9003026U1 DE 9003026 U1 DE9003026 U1 DE 9003026U1 DE 9003026 U DE9003026 U DE 9003026U DE 9003026 U DE9003026 U DE 9003026U DE 9003026 U1 DE9003026 U1 DE 9003026U1
Authority
DE
Germany
Prior art keywords
female
unc
core bit
thread adapter
tube thread
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
DE9003026U
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 DE9003026U priority Critical patent/DE9003026U1/en
Publication of DE9003026U1 publication Critical patent/DE9003026U1/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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Earth Drilling (AREA)

Description

Bernd Heltewig ,"..:. · · ·!·';· · ·".'.5flD0 Wuppertal 21, den 23.04.1990Bernd Heltewig ,"...:. · · ·!·';· · ·".'.5flD0 Wuppertal 21, 23.04.1990

.J.. ' ·' · " ftnheidtstr. 115.J.. '·' · " ftnheidtstr. 115

Gegenstand meinei Gebrauchstrajsterschutzanmeldung ist ein Bohr.kronenrohr GRwinde - Adapter ( 1 ) mit den Gewindeanschlüssen R 1/2" innaen ( 2 ) und 1 1/4" innen ( 3 ), hergestellt aus einer Aluminiumlegierung.The subject of my utility model protection application is a core bit tube GR thread adapter ( 1 ) with threaded connections R 1/2" inside ( 2 ) and 1 1/4" inside ( 3 ), made of an aluminum alloy.

Gegenwärtig bestehen diese Bohrkronenrohr - Gewinde - Adapter (1) aus und sind entsprechend ^, -.iCurrently, these core bit tube thread adapters (1) are made of and are accordingly ^, -.i

Die Aluminium - Ausführung bedeutt.·. für die .'..^erhaltung, in der llanühatiung, bei der fUitage und beim Versand eine wesentliche Gewichtserleichterung.The aluminum design means a significant reduction in weight for maintenance, storage, transport and shipping.

Die von uer Antriebsmaschine in Dreherichtung 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)

irir Bernd HeltewigBernd Heltewig :"::56t)0 Wuppertal 21, dan 23.04.1990:"::56t)0 Wuppertal 21, dan 23.04.1990 at«···at"··· -·' "Seheidtstr. 115-·' "Seheidtstr. 115 SCHUTZANSPRUCHCLAIM FOR PROTECTION I r ■■ rkronenrohr - Gewinde - Adapter ( l ) mit den Anschlußgewinden R 1/2" innen (2) f und 1 1/4" UNC innen ( 3 ) dadurch gekennzeichnet, daß er aus einer f- Aluminiumlegierung besteht.I r ■■ rcrown tube - thread - adapter ( l ) with the connecting threads R 1/2" inside (2) f and 1 1/4" UNC inside ( 3 ), characterized in that it consists of an f- aluminum alloy.
DE9003026U 1990-03-13 1990-03-13 Core bit tube thread adapter R 1/2 female x 1 174 UNC female Expired - Lifetime DE9003026U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9003026U DE9003026U1 (en) 1990-03-13 1990-03-13 Core bit tube thread adapter R 1/2 female x 1 174 UNC female

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9003026U DE9003026U1 (en) 1990-03-13 1990-03-13 Core bit tube thread adapter R 1/2 female x 1 174 UNC female

Publications (1)

Publication Number Publication Date
DE9003026U1 true DE9003026U1 (en) 1990-06-07

Family

ID=6851983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9003026U Expired - Lifetime DE9003026U1 (en) 1990-03-13 1990-03-13 Core bit tube thread adapter R 1/2 female x 1 174 UNC female

Country Status (1)

Country Link
DE (1) DE9003026U1 (en)

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