FR645114A - Tap improvements for drilling holes in metals or other materials - Google Patents

Tap improvements for drilling holes in metals or other materials

Info

Publication number: FR645114A
Authority: FR; France
Prior art keywords: tap; metals; materials; drilling holes; drilling
Prior art date: 1927-04-01
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

Other languages

Inventor

Peter Ayson Watt

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.)

1927-04-01

Filing date

1927-12-03

Publication date

1927-10-19

1927-10-19 Application granted granted Critical

1927-10-19 Publication of FR645114A publication Critical patent/FR645114A/en

1927-12-03 Application filed filed Critical

Status Expired legal-status Critical Current

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
- B23G5/062—Taps with a guiding means part

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Connection Of Plates (AREA)

FR645114D 1927-04-01 1927-12-03 Tap improvements for drilling holes in metals or other materials Expired FR645114A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB904327A GB287327A (en)	1927-04-01	1927-04-01	Improvements in or relating to screw taps

Publications (1)

Publication Number	Publication Date
FR645114A true FR645114A (en)	1927-10-19

Family

ID=9864280

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR645114D Expired FR645114A (en)	1927-04-01	1927-12-03	Tap improvements for drilling holes in metals or other materials

Country Status (3)

Country	Link
BE (1)	BE347014A (en)
FR (1)	FR645114A (en)
GB (1)	GB287327A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4762444A (en) *	1987-03-16	1988-08-09	Mena Carl M	Screw tap with lubrication and extraction bores

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8052360B2 (en) *	2007-10-31	2011-11-08	Carl Strom	Self-aligning thread tap and method of utilizing the same to tap existing bore holes
DE102008025962A1 (en) *	2008-05-30	2009-12-03	Kennametal Inc.	reamer
JP5590826B2 (en) *	2009-06-25	2014-09-17	三菱重工業株式会社	Tap set, screw hole processing apparatus and screw hole processing method
CN112975007A (en) *	2021-03-04	2021-06-18	四川天虎工具有限责任公司	Machine screw tap of high accuracy screw processing

0
- BE BE347014D patent/BE347014A/xx unknown
1927
- 1927-04-01 GB GB904327A patent/GB287327A/en not_active Expired
- 1927-12-03 FR FR645114D patent/FR645114A/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4762444A (en) *	1987-03-16	1988-08-09	Mena Carl M	Screw tap with lubrication and extraction bores
WO1988006933A1 (en) *	1987-03-16	1988-09-22	Mena Carl M	Screw tap with lubrication and extraction bores

Also Published As

Publication number	Publication date
GB287327A (en)	1928-03-22
BE347014A (en)

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