IT1103805B - Martello pneumatico perfezionato - Google Patents

Martello pneumatico perfezionato

Info

Publication number
IT1103805B
IT1103805B IT1265078A IT1265078A IT1103805B IT 1103805 B IT1103805 B IT 1103805B IT 1265078 A IT1265078 A IT 1265078A IT 1265078 A IT1265078 A IT 1265078A IT 1103805 B IT1103805 B IT 1103805B
Authority
IT
Italy
Prior art keywords
pneumatic hammer
source
hydraulic fluid
reciprocating piston
distributing valve
Prior art date
Application number
IT1265078A
Other languages
English (en)
Other versions
IT7812650A0 (it
Original Assignee
Tongiani Enzo
Tongiani Sauro
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 Tongiani Enzo, Tongiani Sauro filed Critical Tongiani Enzo
Priority to IT1265078A priority Critical patent/IT1103805B/it
Publication of IT7812650A0 publication Critical patent/IT7812650A0/it
Priority to FR7912427A priority patent/FR2427882A1/fr
Priority to GB7917354A priority patent/GB2027493A/en
Application granted granted Critical
Publication of IT1103805B publication Critical patent/IT1103805B/it

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
    • B25D9/02—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously of the tool-carrier piston type, i.e. in which the tool is connected to an impulse member
    • 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
    • B25D9/14—Control devices for the reciprocating piston

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Actuator (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
IT1265078A 1978-06-07 1978-06-07 Martello pneumatico perfezionato IT1103805B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT1265078A IT1103805B (it) 1978-06-07 1978-06-07 Martello pneumatico perfezionato
FR7912427A FR2427882A1 (fr) 1978-06-07 1979-05-16 Marteau pneumatique perfectionne
GB7917354A GB2027493A (en) 1978-06-07 1979-05-18 Pneumatic hammer without separate distributing valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1265078A IT1103805B (it) 1978-06-07 1978-06-07 Martello pneumatico perfezionato

Publications (2)

Publication Number Publication Date
IT7812650A0 IT7812650A0 (it) 1978-07-07
IT1103805B true IT1103805B (it) 1985-10-14

Family

ID=11142487

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1265078A IT1103805B (it) 1978-06-07 1978-06-07 Martello pneumatico perfezionato

Country Status (3)

Country Link
FR (1) FR2427882A1 (it)
GB (1) GB2027493A (it)
IT (1) IT1103805B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2080099U (zh) * 1990-09-15 1991-07-03 党治国 柱塞滑阀高效气动冲击机构

Also Published As

Publication number Publication date
FR2427882A1 (fr) 1980-01-04
GB2027493A (en) 1980-02-20
IT7812650A0 (it) 1978-07-07

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