ZA767218B - Improvement in copying or recording processes using phenols - Google Patents

Improvement in copying or recording processes using phenols

Info

Publication number
ZA767218B
ZA767218B ZA767218A ZA767218A ZA767218B ZA 767218 B ZA767218 B ZA 767218B ZA 767218 A ZA767218 A ZA 767218A ZA 767218 A ZA767218 A ZA 767218A ZA 767218 B ZA767218 B ZA 767218B
Authority
ZA
South Africa
Prior art keywords
phenols
copying
improvement
recording processes
recording
Prior art date
Application number
ZA767218A
Other languages
English (en)
Inventor
C Ceintrey
Original Assignee
Cellophane Sa
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 Cellophane Sa filed Critical Cellophane Sa
Publication of ZA767218B publication Critical patent/ZA767218B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • 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
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons
    • 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
    • B25D17/24—Damping the reaction force
    • B25D17/245—Damping the reaction force using a fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
ZA767218A 1975-12-18 1976-12-03 Improvement in copying or recording processes using phenols ZA767218B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7539638A FR2355617A1 (fr) 1975-12-18 1975-12-18 Machine de percussion

Publications (1)

Publication Number Publication Date
ZA767218B true ZA767218B (en) 1977-11-30

Family

ID=9164126

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA767218A ZA767218B (en) 1975-12-18 1976-12-03 Improvement in copying or recording processes using phenols

Country Status (11)

Country Link
JP (1) JPS5297482A (bs)
BE (1) BE849350A (bs)
CH (1) CH605045A5 (bs)
DE (1) DE2654200A1 (bs)
ES (1) ES454864A1 (bs)
FI (1) FI763586A (bs)
FR (1) FR2355617A1 (bs)
IT (1) IT1065035B (bs)
NO (1) NO764280L (bs)
SE (1) SE7614065L (bs)
ZA (1) ZA767218B (bs)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007208C2 (de) * 1980-02-26 1984-03-08 Vsesojuznyj naučno-issledovatel'skij i proektno-konstruktorskij institut mechanizirovannogo i ručnogo stroitel'no-montažnogo instrumenta, vibratorov i stroitel'no-otdeločnych mašin VNIISMI, Chimki, Moskovskaja oblast' Schlagend arbeitende Druckluftmaschine
FR2484316A1 (fr) * 1980-05-07 1981-12-18 Inst Mekhanizirovannogo Machine pneumatique a percussion comportant un dispositif d'amortissement de contrecoup
FR2509652A1 (fr) * 1981-07-17 1983-01-21 Montabert Ets Perfectionnement au systeme d'etancheite entre le milieu hydraulique et le milieu exterieur d'un appareil a percussions
SE8106907L (sv) * 1981-11-20 1983-05-21 Atlas Copco Ab Sett att styra ett slagverk och slagverk
SE436988B (sv) * 1983-07-01 1985-02-04 Nilsson Goran Alfred Anordning vid nalhacka anordning vid nalhacka
CH664730A5 (de) * 1983-07-21 1988-03-31 Sig Schweiz Industrieges Verfahren und vorrichtung zur daempfung des rueckpralles bei schlagwerkzeugen.
DE4028595A1 (de) * 1990-09-08 1992-03-12 Krupp Maschinentechnik Hydraulisch betriebenes schlagwerk
FR2837523B1 (fr) * 2002-03-19 2004-05-14 Montabert Sa Marteau perforateur hydraulique roto-percutant
SE530571C2 (sv) 2006-11-16 2008-07-08 Atlas Copco Rock Drills Ab Bergborrningsförfarande och bergborrningsmaskin
SE533344C2 (sv) * 2009-01-16 2010-08-31 Atlas Copco Rock Drills Ab Dämpningsanordning för slagverk, slagverk och borrmaskin
EP3566817B1 (en) * 2018-05-11 2022-08-17 Sandvik Mining and Construction Oy Tool bushing, tool bushing arrangement, breaking hammer and mounting method
CN111648716A (zh) * 2020-06-06 2020-09-11 台州市木落自动化科技有限公司 一种具有缓冲连接机构的液压破碎锤

Also Published As

Publication number Publication date
FR2355617A1 (fr) 1978-01-20
CH605045A5 (bs) 1978-09-29
SE7614065L (sv) 1977-06-19
NO764280L (bs) 1977-06-21
FI763586A (bs) 1977-06-19
DE2654200A1 (de) 1977-06-23
BE849350A (fr) 1977-04-01
ES454864A1 (es) 1978-01-01
JPS5297482A (en) 1977-08-16
IT1065035B (it) 1985-02-25

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