GB2103727B - Poppet valve arrangement and impact tool operationally controlled thereby - Google Patents

Poppet valve arrangement and impact tool operationally controlled thereby

Info

Publication number
GB2103727B
GB2103727B GB08220808A GB8220808A GB2103727B GB 2103727 B GB2103727 B GB 2103727B GB 08220808 A GB08220808 A GB 08220808A GB 8220808 A GB8220808 A GB 8220808A GB 2103727 B GB2103727 B GB 2103727B
Authority
GB
United Kingdom
Prior art keywords
valve arrangement
poppet valve
impact tool
operationally controlled
tool operationally
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
GB08220808A
Other versions
GB2103727A (en
Inventor
Michael Adrian Welch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Joy Global Industries Ltd
Original Assignee
Dobson Park Industries 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 Dobson Park Industries Ltd filed Critical Dobson Park Industries Ltd
Priority to GB08220808A priority Critical patent/GB2103727B/en
Publication of GB2103727A publication Critical patent/GB2103727A/en
Application granted granted Critical
Publication of GB2103727B publication Critical patent/GB2103727B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B11/00—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type
    • F01B11/04—Engines combined with reciprocatory driven devices, e.g. hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB08220808A 1981-08-05 1982-07-19 Poppet valve arrangement and impact tool operationally controlled thereby Expired GB2103727B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08220808A GB2103727B (en) 1981-08-05 1982-07-19 Poppet valve arrangement and impact tool operationally controlled thereby

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8123941 1981-08-05
GB08220808A GB2103727B (en) 1981-08-05 1982-07-19 Poppet valve arrangement and impact tool operationally controlled thereby

Publications (2)

Publication Number Publication Date
GB2103727A GB2103727A (en) 1983-02-23
GB2103727B true GB2103727B (en) 1985-01-23

Family

ID=26280364

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08220808A Expired GB2103727B (en) 1981-08-05 1982-07-19 Poppet valve arrangement and impact tool operationally controlled thereby

Country Status (1)

Country Link
GB (1) GB2103727B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004027413B4 (en) * 2004-06-04 2007-03-29 Hohmann, Jörg Switching device for a hydraulic high-pressure system

Also Published As

Publication number Publication date
GB2103727A (en) 1983-02-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee