BE747207A - THUMBBELLS IMPROVEMENTS - Google Patents

THUMBBELLS IMPROVEMENTS

Info

Publication number
BE747207A
BE747207A BE747207DA BE747207A BE 747207 A BE747207 A BE 747207A BE 747207D A BE747207D A BE 747207DA BE 747207 A BE747207 A BE 747207A
Authority
BE
Belgium
Prior art keywords
thumbbells
thumbbells improvements
Prior art date
Application number
Other languages
French (fr)
Original Assignee
British Steel Piling Co Ltd
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 British Steel Piling Co Ltd filed Critical British Steel Piling Co Ltd
Publication of BE747207A publication Critical patent/BE747207A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/02—Placing by driving
    • E02D7/06—Power-driven drivers
    • E02D7/10—Power-driven drivers with pressure-actuated hammer, i.e. the pressure fluid acting directly on the hammer structure
BE747207D 1969-03-11 1970-03-11 THUMBBELLS IMPROVEMENTS BE747207A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB02814/69A GB1261220A (en) 1969-03-11 1969-03-11 Improvements in or relating to drop hammers

Publications (1)

Publication Number Publication Date
BE747207A true BE747207A (en) 1970-08-17

Family

ID=10011642

Family Applications (1)

Application Number Title Priority Date Filing Date
BE747207D BE747207A (en) 1969-03-11 1970-03-11 THUMBBELLS IMPROVEMENTS

Country Status (6)

Country Link
US (1) US3669198A (en)
JP (1) JPS4948210B1 (en)
BE (1) BE747207A (en)
DE (1) DE2011600C3 (en)
GB (1) GB1261220A (en)
NL (1) NL164347C (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5115777A (en) * 1974-07-31 1976-02-07 Mitsubishi Heavy Ind Ltd Yuatsusochiniokeru kukikonnyuboshisochi
GB1572349A (en) * 1976-05-21 1980-07-30 Bsp Int Foundation Drop hammers
NL182826C (en) * 1976-06-15 1988-05-16 Alexander Julien Verstraeten FLUID OPERATING HEATING DEVICE.
JPS54132067A (en) * 1978-04-04 1979-10-13 Nissan Motor Co Ltd Lock-up torque converter
CH629868A5 (en) * 1978-05-11 1982-05-14 Losinger Ag Hydraulic pile hammer
US4172941A (en) * 1978-05-12 1979-10-30 Richardson-Merrell Inc. 7-[2-[ω-(1,3-Dithiolan-2-imino)substituted]-acetylamino]cephalosporanic acid derivatives
DK620184A (en) * 1983-12-29 1985-06-30 Pieter Wilner APPARATUS FOR FRAMING PELLETS AND PROCEDURES BY ITS USE
WO1997048882A1 (en) * 1996-06-19 1997-12-24 Nedikov, Vladimir Petrovich Hydraulic percussion mechanism
GB2551774B (en) * 2016-06-30 2019-02-20 Dawson Const Plant Ltd Pile Hammer
CN109340214B (en) * 2018-12-17 2023-07-18 广东力源液压机械有限公司 Integrated high-power direction valve oil cylinder and control method thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7586A (en) * 1850-08-20 Machine for heading- bolts
US1665046A (en) * 1924-10-29 1928-04-03 Ralph H Tucker Pneumatic hammer
US1662576A (en) * 1925-09-15 1928-03-13 Demag Ag Valve for pneumatic tools

Also Published As

Publication number Publication date
US3669198A (en) 1972-06-13
DE2011600B2 (en) 1978-08-31
DE2011600A1 (en) 1970-09-24
NL164347B (en) 1980-07-15
NL7003493A (en) 1970-09-15
GB1261220A (en) 1972-01-26
DE2011600C3 (en) 1979-05-03
JPS4948210B1 (en) 1974-12-20
NL164347C (en) 1980-12-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: THE BRITISH STEEL PILING CY LTD

Effective date: 19840311