FR1338796A - Improvements to electromagnetic hammers - Google Patents

Improvements to electromagnetic hammers

Info

Publication number: FR1338796A
Authority: FR; France
Prior art keywords: electromagnetic hammers; hammers; electromagnetic
Prior art date: 1961-11-14
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

FR914877A

Other languages

French (fr)

Inventor

Pietro Aurelio Macchioni

Luigi Macchioni

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.)

1961-11-14

Filing date

1962-11-09

Publication date

1963-09-27

1962-11-09 Application filed filed Critical

1963-09-27 Application granted granted Critical

1963-09-27 Publication of FR1338796A publication Critical patent/FR1338796A/en

Status Expired legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D11/00—Portable percussive tools with electromotor or other motor drive
- B25D11/06—Means for driving the impulse member
- B25D11/064—Means for driving the impulse member using an electromagnetic drive
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/20—Devices for cleaning or cooling tool or work
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
- H02K33/04—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs wherein the frequency of operation is determined by the frequency of uninterrupted AC energisation
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
- B25D2217/0057—Details related to cleaning or cooling the tool or workpiece
- B25D2217/0061—Details related to cleaning or cooling the tool or workpiece related to cooling

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Percussive Tools And Related Accessories (AREA)
Electromagnets (AREA)
Reciprocating, Oscillating Or Vibrating Motors (AREA)

FR914877A 1961-11-14 1962-11-09 Improvements to electromagnetic hammers Expired FR1338796A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT2056061		1961-11-14

Publications (1)

Publication Number	Publication Date
FR1338796A true FR1338796A (en)	1963-09-27

Family

ID=11168779

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR914877A Expired FR1338796A (en)	1961-11-14	1962-11-09	Improvements to electromagnetic hammers

Country Status (8)

Country	Link
US (1)	US3177386A (en)
BE (1)	BE624785A (en)
CH (1)	CH390183A (en)
DE (1)	DE1302897B (en)
DK (1)	DK105997C (en)
FR (1)	FR1338796A (en)
GB (1)	GB1019669A (en)
NL (2)	NL128154C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4353426A (en) *	1979-08-17	1982-10-12	Dobson Park Industries Limited	Percussive tools

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1989011954A1 (en) *	1988-06-08	1989-12-14	Institut Gornogo Dela Sibirskogo Otdelenia Akademi	Stroke-action device
JP2004007952A (en) *	2002-03-29	2004-01-08	Toshiba Mach Co Ltd	Linear motor and electric injection molding machine using the same
GB2455322C (en) *	2007-12-04	2010-07-28	Great Star Uk Ltd	Power tool.
EP3009237A1 (en) *	2014-10-16	2016-04-20	HILTI Aktiengesellschaft	Chisel hammer
US9995665B2 (en)	2015-04-03	2018-06-12	Drexel University	Dynamic impact fatigue device

0
- NL NL285355D patent/NL285355A/xx unknown
- BE BE624785D patent/BE624785A/fr unknown
- NL NL128154D patent/NL128154C/xx active
1962
- 1962-11-05 GB GB41802/62A patent/GB1019669A/en not_active Expired
- 1962-11-06 CH CH1297462A patent/CH390183A/en unknown
- 1962-11-07 US US236101A patent/US3177386A/en not_active Expired - Lifetime
- 1962-11-09 FR FR914877A patent/FR1338796A/en not_active Expired
- 1962-11-12 DE DE1962M0054776 patent/DE1302897B/de active Pending
- 1962-11-13 DK DK488762AA patent/DK105997C/en active

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4353426A (en) *	1979-08-17	1982-10-12	Dobson Park Industries Limited	Percussive tools

Also Published As

Publication number	Publication date
NL285355A (en)
BE624785A (en)
DK105997C (en)	1966-12-05
CH390183A (en)	1965-03-31
GB1019669A (en)	1966-02-09
DE1302897B (en)	1971-01-07
NL128154C (en)
US3177386A (en)	1965-04-06

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