GB1095255A - Improvements in or relating to taps for producing internal threads of great pitch - Google Patents

Improvements in or relating to taps for producing internal threads of great pitch

Info

Publication number
GB1095255A
GB1095255A GB1233765A GB1233765A GB1095255A GB 1095255 A GB1095255 A GB 1095255A GB 1233765 A GB1233765 A GB 1233765A GB 1233765 A GB1233765 A GB 1233765A GB 1095255 A GB1095255 A GB 1095255A
Authority
GB
United Kingdom
Prior art keywords
teeth
taps
relating
internal threads
producing internal
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
GB1233765A
Inventor
Ilija Stoilkov Haralampiev
Assen Atanassov Valev
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.)
NAUTCHNO IZSLEDOVATELSKI I PK
Original Assignee
NAUTCHNO IZSLEDOVATELSKI I PK
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 NAUTCHNO IZSLEDOVATELSKI I PK filed Critical NAUTCHNO IZSLEDOVATELSKI I PK
Publication of GB1095255A publication Critical patent/GB1095255A/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
    • 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
    • B23G2210/00—Details of threads produced
    • B23G2210/36—Threads having a square profile

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Scissors And Nippers (AREA)

Abstract

1,095,255. Taps. NAUTCHNO-IZSLEDOVATELSKI I PROEKTNO-KONSTRUKTORSKI INSTITUT ZA METALOOBRABOTVASHTI MASHINI I INSTRUMENTI. March 23, 1965, No. 12337/65. Heading B3N. A tap has an even number of lands so placed that successive teeth 1, 2, 3, 4 etc. have differently shaped cutting edges. All of the teeth on cutting lands 1 and 3, have cutting edges in the centre of the teeth, and each of the teeth on lands 2 and 4 have cutting edges at both ends. The height of the teeth on land 1 is greater than those on land 2, and the height of the teeth on land 3 is greater than those on hand 4.
GB1233765A 1965-03-17 1965-03-23 Improvements in or relating to taps for producing internal threads of great pitch Expired GB1095255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH370865A CH451659A (en) 1965-03-17 1965-03-17 Taps for coarse threads

Publications (1)

Publication Number Publication Date
GB1095255A true GB1095255A (en) 1967-12-13

Family

ID=4261799

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1233765A Expired GB1095255A (en) 1965-03-17 1965-03-23 Improvements in or relating to taps for producing internal threads of great pitch

Country Status (2)

Country Link
CH (1) CH451659A (en)
GB (1) GB1095255A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63120022A (en) * 1986-11-06 1988-05-24 Sakai Seiko Kk Tap for nut

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63120022A (en) * 1986-11-06 1988-05-24 Sakai Seiko Kk Tap for nut
JPH0639012B2 (en) * 1986-11-06 1994-05-25 酒井精工株式会社 Tap for nuts

Also Published As

Publication number Publication date
CH451659A (en) 1968-05-15

Similar Documents

Publication Publication Date Title
IL29683A (en) Drilling apparatus and method
GB1011167A (en) Toothed profiles of gears for a gear pump
GB1136972A (en) Concentricity broach
GB1095255A (en) Improvements in or relating to taps for producing internal threads of great pitch
GB1090875A (en) Improvements in screw-cutting taps
GB1142368A (en) Pot broach
GB995640A (en) Improvements in methods of machining toothed wheels
GB521249A (en) Improvements in or relating to systems of gears having non-circular pitch curves
GB1039564A (en) Method of manufacture of thread-forming taps
DE1074471B (en) Water filling ampoule
GB1453610A (en) Calculators
GB1195718A (en) Gears
JPS5759245A (en) Double-length multiplier
GB1206635A (en) Improvements in or relating to extrusion screws
GB1157203A (en) Improvements in or relating to Milling Tools
GB1284540A (en) Improvements in or relating to gearing arrangements
GB992719A (en) Improvements in and relating to milling cutters
AT277893B (en) Wastewater treatment plant with a primary and primarily also a secondary clarifier
GB869168A (en) Improvements in milling cutters
GB1158343A (en) Two-Part Casing for Gears Constructed on the Unit-Constructed System.
GB1134612A (en) Improvements relating to furniture
Klöslová Ju. V. Vanin, Agrarnyj stroj feodal'noj Korei XV-XVI vv (Book Review)
GB869281A (en) Improvements relating to the manufacture of toothed racks
CA656529A (en) Forged saw chain tooth and a chain employing such a tooth
Caulfield Jr THE WATER RESOURCES PLANNING ACT OF 1965 AND FEDERAL-STATE COLLABORATION IN RESOURCE PLANNING