GB584682A - Improvements in taps for cutting screw threads - Google Patents

Improvements in taps for cutting screw threads

Info

Publication number
GB584682A
GB584682A GB1112244A GB1112244A GB584682A GB 584682 A GB584682 A GB 584682A GB 1112244 A GB1112244 A GB 1112244A GB 1112244 A GB1112244 A GB 1112244A GB 584682 A GB584682 A GB 584682A
Authority
GB
United Kingdom
Prior art keywords
taps
screw threads
thread
cutting screw
teeth
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
GB1112244A
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
Application filed by Individual filed Critical Individual
Priority to GB1112244A priority Critical patent/GB584682A/en
Publication of GB584682A publication Critical patent/GB584682A/en
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)
  • Forging (AREA)

Abstract

584,682. Taps. WILD, J. E., and ORGAN, F. C. June 9, 1944, No. 11122. [Class 83 (iii)] A screw-cutting tap has a preliminary cutting portion 1 with teeth of full thread section but smaller diameter than the finished thread and a following portion 2 having teeth of full section and diameter. A groove is formed between the portions 1, 2 so that each has a tapered entering end 3, 4, and each portion 1, 2 has a length at least equal to the length of thread to be cut.
GB1112244A 1944-06-09 1944-06-09 Improvements in taps for cutting screw threads Expired GB584682A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1112244A GB584682A (en) 1944-06-09 1944-06-09 Improvements in taps for cutting screw threads

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1112244A GB584682A (en) 1944-06-09 1944-06-09 Improvements in taps for cutting screw threads

Publications (1)

Publication Number Publication Date
GB584682A true GB584682A (en) 1947-01-21

Family

ID=9980432

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1112244A Expired GB584682A (en) 1944-06-09 1944-06-09 Improvements in taps for cutting screw threads

Country Status (1)

Country Link
GB (1) GB584682A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125772A (en) * 1964-03-24 cylindrical thread cutting tool having a chamfered

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125772A (en) * 1964-03-24 cylindrical thread cutting tool having a chamfered

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