DE424013C - Gewindebohrer - Google Patents

Gewindebohrer

Info

Publication number
DE424013C
DE424013C DEL58821D DEL0058821D DE424013C DE 424013 C DE424013 C DE 424013C DE L58821 D DEL58821 D DE L58821D DE L0058821 D DEL0058821 D DE L0058821D DE 424013 C DE424013 C DE 424013C
Authority
DE
Germany
Prior art keywords
cutting
taps
frictionless
far
previous
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
DEL58821D
Other languages
English (en)
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 DEL57812D external-priority patent/DE424012C/de
Application filed by Individual filed Critical Individual
Priority to DEL58821D priority Critical patent/DE424013C/de
Priority to AT102248D priority patent/AT102248B/de
Priority to GB2524324A priority patent/GB223923A/en
Application granted granted Critical
Publication of DE424013C publication Critical patent/DE424013C/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G5/00—Thread-cutting tools; Die-heads
    • B23G5/02—Thread-cutting tools; Die-heads without means for adjustment
    • B23G5/06—Taps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Drilling Tools (AREA)
  • Scissors And Nippers (AREA)
  • Heat Treatment Of Articles (AREA)

Description

Abb. i.
Abb. 2.
-Zt ===== -25
—: -20
■12 		==.
== -J -7
t=—= -β
^^
■9
i
T-23
19 ■15 -/f
-7

Claims (1)

  1. Patent-Ansprüche:
    Schneidwerkzeug für Gewinde gemäß Patent 424012, dadurch gekennzeichnet, daß die nicht schneidenden Abschnitte nur so weit zurücktreten, daß sie reibungsfrei an der von dem vorhergehenden schneidenden Abschnitt erzeugten Schnittfläche entlanggehen.
DEL58821D 1923-04-25 1923-10-25 Gewindebohrer Expired DE424013C (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DEL58821D DE424013C (de) 1923-04-25 1923-10-25 Gewindebohrer
AT102248D AT102248B (de) 1923-04-25 1924-04-23 Gewindeschneidewerkzeug.
GB2524324A GB223923A (de) 1923-04-25 1924-10-23

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEL57812D DE424012C (de) 1923-04-25 1923-04-25 Gewindebohrer
DEL58821D DE424013C (de) 1923-04-25 1923-10-25 Gewindebohrer

Publications (1)

Publication Number Publication Date
DE424013C true DE424013C (de) 1926-01-15

Family

ID=25986192

Family Applications (1)

Application Number Title Priority Date Filing Date
DEL58821D Expired DE424013C (de) 1923-04-25 1923-10-25 Gewindebohrer

Country Status (3)

Country Link
AT (1) AT102248B (de)
DE (1) DE424013C (de)
GB (1) GB223923A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4824297A (en) * 1987-09-03 1989-04-25 Saegertown Manufacturing Corporation Thread forming apparatus having tangential chasers for cutting a thread on a railroad spike

Also Published As

Publication number Publication date
AT102248B (de) 1925-12-28
GB223923A (de) 1924-12-18

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