GB1099640A - Spring driven power hammer assembly - Google Patents

Spring driven power hammer assembly

Info

Publication number
GB1099640A
GB1099640A GB3598266A GB3598266A GB1099640A GB 1099640 A GB1099640 A GB 1099640A GB 3598266 A GB3598266 A GB 3598266A GB 3598266 A GB3598266 A GB 3598266A GB 1099640 A GB1099640 A GB 1099640A
Authority
GB
United Kingdom
Prior art keywords
driven power
hammer assembly
spring driven
power hammer
springs
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
GB3598266A
Original Assignee
Ray Ferwerda
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 to US480990A priority Critical patent/US3358778A/en
Application filed by Ray Ferwerda filed Critical Ray Ferwerda
Publication of GB1099640A publication Critical patent/GB1099640A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C23/00Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/06Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
    • E01C23/12Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor
    • E01C23/122Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor with power-driven tools, e.g. oscillated hammer apparatus
    • E01C23/124Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor with power-driven tools, e.g. oscillated hammer apparatus moved rectilinearly, e.g. road-breaker apparatus with reciprocating tools, with drop-hammers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D11/00Portable percussive tools with electromotor or other motor drive
    • B25D11/06Means for driving the impulse member
    • B25D11/10Means for driving the impulse member comprising a cam mechanism
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/02Placing by driving
    • E02D7/06Power-driven drivers

Abstract

1,099,640. Spring hammers. R.FERWERDA Aug. 11, 1966 [Aug. 19, 1965], No. 35982/66. Heading B3H. [Also in Division B4] In a spring hammer of the kind described in Specification 1,050,533, the tup 18 is actuated on its impact stroke by at least two springs 23a, 23b which have different vibration characteristics. The springs are separated by a hard steel disc 234. Cushions 17, 233, 238 of polyurethane are provided. More than two springs may be used.
GB3598266A 1965-08-19 1966-08-11 Spring driven power hammer assembly Expired GB1099640A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US480990A US3358778A (en) 1965-08-19 1965-08-19 Spring driven power hammer

Publications (1)

Publication Number Publication Date
GB1099640A true GB1099640A (en) 1968-01-17

Family

ID=23910143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3598266A Expired GB1099640A (en) 1965-08-19 1966-08-11 Spring driven power hammer assembly

Country Status (7)

Country Link
US (1) US3358778A (en)
BE (1) BE685541A (en)
CH (1) CH443189A (en)
DE (1) DE1534254B1 (en)
GB (1) GB1099640A (en)
NL (1) NL6611623A (en)
SE (1) SE322473B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427851A (en) * 1967-02-17 1969-02-18 Bliss Co High energy rate metal forming machine
FR2496731A1 (en) * 1980-12-22 1982-06-25 Gustin Fils Sa Lightweight hydro-mechanical driver for piles - has jack compressing spring to give drive effort when released by cam
DE3122979C2 (en) * 1981-06-10 1989-10-05 Hilti Ag, Schaan, Li
US4867253A (en) * 1988-10-14 1989-09-19 Caterpillar Inc. Dampener for impacting mechanism
US5813479A (en) * 1995-10-06 1998-09-29 Bosma; Marinus A. Trigger mechanism for impacting device
US5662177A (en) * 1995-10-06 1997-09-02 Bosma; Marinus A. Trigger mechanism for impacting device
KR101069817B1 (en) * 2008-11-27 2011-10-04 삼성중공업 주식회사 Hammer Apparatus
CN103987638B (en) * 2011-10-04 2016-09-14 格西集团公司 A kind of for destroying the bridge of dry granular material in a reservoir or the ram of caking and method thereof
CN106284459B (en) * 2016-08-16 2018-08-03 泉州臻美智能科技有限公司 A kind of drill steel of band stripping function
CN109505221B (en) * 2018-12-17 2020-11-03 广东博智林机器人有限公司 Building concrete hits garrulous robot fast

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1244386A (en) * 1917-05-09 1917-10-23 Dane Spehar Hammer-drill.
US1356556A (en) * 1919-01-27 1920-10-26 Walter S Payne Electric power-hammer and drilling-machine combined
US2110957A (en) * 1936-07-20 1938-03-15 George L Kollock Power hammer
US2225531A (en) * 1937-08-04 1940-12-17 Gas Tool Patents Corp Drill rotating device
US2772858A (en) * 1955-04-25 1956-12-04 Joseph C Novack Power hammers
FR1387574A (en) * 1963-03-11 1965-01-29 Mechanical hammer
US3276760A (en) * 1964-03-02 1966-10-04 Gen Motors Corp Anti-surge coil spring assembly

Also Published As

Publication number Publication date
CH443189A (en) 1967-09-15
BE685541A (en) 1967-02-16
US3358778A (en) 1967-12-19
NL6611623A (en) 1967-02-20
SE322473B (en) 1970-04-06
DE1534254B1 (en) 1970-10-22

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