DE2939384C2 - Gewindeschutzvorrichtung für Rohrenden - Google Patents

Gewindeschutzvorrichtung für Rohrenden

Info

Publication number
DE2939384C2
DE2939384C2 DE2939384A DE2939384A DE2939384C2 DE 2939384 C2 DE2939384 C2 DE 2939384C2 DE 2939384 A DE2939384 A DE 2939384A DE 2939384 A DE2939384 A DE 2939384A DE 2939384 C2 DE2939384 C2 DE 2939384C2
Authority
DE
Germany
Prior art keywords
thread
tear
protection device
pipe
mold
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
DE2939384A
Other languages
German (de)
English (en)
Other versions
DE2939384A1 (de
Inventor
Wilfried 3111 Eimke Dreyfuß
Kurt 3101 Eicklingen Müller
Thomas E. Houston Tex. Remp Jun.
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.)
Drilltec Patents and Technologies Co Inc
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 DE2939384A priority Critical patent/DE2939384C2/de
Publication of DE2939384A1 publication Critical patent/DE2939384A1/de
Priority to US06/894,705 priority patent/US4662402A/en
Application granted granted Critical
Publication of DE2939384C2 publication Critical patent/DE2939384C2/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D59/00—Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, end caps for tubes or for bundling rod-shaped articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0011—Moulds or cores; Details thereof or accessories therefor thin-walled moulds
    • B29C33/0016—Lost moulds, e.g. staying on the moulded object
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/74—Moulding material on a relatively small portion of the preformed part, e.g. outsert moulding
    • B29C70/76—Moulding on edges or extremities of the preformed part
    • B29C70/766—Moulding on edges or extremities of the preformed part on the end part of a tubular article
    • 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
    • E21B17/006—Accessories for drilling pipes, e.g. cleaners
    • 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
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/005—Protection of pipes or objects of similar shape against external or internal damage or wear specially adapted for the ends of pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
DE2939384A 1979-09-24 1979-09-28 Gewindeschutzvorrichtung für Rohrenden Expired DE2939384C2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE2939384A DE2939384C2 (de) 1979-09-28 1979-09-28 Gewindeschutzvorrichtung für Rohrenden
US06/894,705 US4662402A (en) 1979-09-24 1986-08-07 System for protecting machine threads

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2939384A DE2939384C2 (de) 1979-09-28 1979-09-28 Gewindeschutzvorrichtung für Rohrenden

Publications (2)

Publication Number Publication Date
DE2939384A1 DE2939384A1 (de) 1981-04-02
DE2939384C2 true DE2939384C2 (de) 1987-02-12

Family

ID=6082145

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2939384A Expired DE2939384C2 (de) 1979-09-24 1979-09-28 Gewindeschutzvorrichtung für Rohrenden

Country Status (1)

Country Link
DE (1) DE2939384C2 (US20070167544A1-20070719-C00007.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005014390U1 (de) * 2005-09-15 2007-02-01 Durferrit Gmbh Vorrichtung zur Isolierung eines Oberflächenbereichs eines Werkstücks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE234654C (US20070167544A1-20070719-C00007.png) * 1909-02-08
DE442489C (de) * 1925-11-06 1927-03-31 Ernest Albert Garratt Vorrichtung zum Schutze von Gewinden
DE1754658U (de) * 1952-10-03 1957-10-24 Jos Zimmermann Nadelfabrik Schaftfoermige gegenstaende wie naegel, nadeln u. dgl. bestehend aus einem metallschaft und einem kopf aus thermoplastischem kunststoff.
US3120900A (en) * 1962-08-07 1964-02-11 George W Faulstich Bottle closure having tear strip and reclosure features
DE1945562U (de) * 1966-05-05 1966-09-01 Gerd Krebs Garantieverschluss fuer aerosolpackungen.
GB1475305A (en) * 1974-07-09 1977-06-01 Redland Pipes Ltd Pipes of synthetic plastics material
IE46133B1 (en) * 1977-01-07 1983-03-09 Quraisha A Protectors for the ends of tubular elements

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005014390U1 (de) * 2005-09-15 2007-02-01 Durferrit Gmbh Vorrichtung zur Isolierung eines Oberflächenbereichs eines Werkstücks

Also Published As

Publication number Publication date
DE2939384A1 (de) 1981-04-02

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8162 Independent application
8127 New person/name/address of the applicant

Owner name: DREYFUSS, WILFRIED, 3111 EIMKE, DE REMP JR., THOMA

8128 New person/name/address of the agent

Representative=s name: ARENDT, H., DIPL.-ING., PAT.-ANW., 3000 HANNOVER

8125 Change of the main classification

Ipc: B65D 59/00

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DRILLTEC PATENTS & TECHNOLOGIES CO., INC., HOUSTON

8339 Ceased/non-payment of the annual fee