GB1304166A - - Google Patents

Info

Publication number
GB1304166A
GB1304166A GB1304166DA GB1304166A GB 1304166 A GB1304166 A GB 1304166A GB 1304166D A GB1304166D A GB 1304166DA GB 1304166 A GB1304166 A GB 1304166A
Authority
GB
United Kingdom
Prior art keywords
ram
hammer
movement
spring
housing
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
Other languages
English (en)
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 filed Critical
Publication of GB1304166A publication Critical patent/GB1304166A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • 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
    • B25D17/02—Percussive tool bits
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB1304166D 1971-02-12 1971-02-12 Expired GB1304166A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB456471 1971-02-12

Publications (1)

Publication Number Publication Date
GB1304166A true GB1304166A (enrdf_load_stackoverflow) 1973-01-24

Family

ID=9779532

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1304166D Expired GB1304166A (enrdf_load_stackoverflow) 1971-02-12 1971-02-12

Country Status (1)

Country Link
GB (1) GB1304166A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111664082A (zh) * 2020-06-18 2020-09-15 中国石油天然气股份有限公司 一种抽油机轻型全自动冲程调整冲击装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111664082A (zh) * 2020-06-18 2020-09-15 中国石油天然气股份有限公司 一种抽油机轻型全自动冲程调整冲击装置

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Legal Events

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