GB191302571A - Improvements in and relating to Apparatus for Facing Valves. - Google Patents

Improvements in and relating to Apparatus for Facing Valves.

Info

Publication number
GB191302571A
GB191302571A GB191302571DA GB191302571A GB 191302571 A GB191302571 A GB 191302571A GB 191302571D A GB191302571D A GB 191302571DA GB 191302571 A GB191302571 A GB 191302571A
Authority
GB
United Kingdom
Prior art keywords
relating
valves
balls
facing valves
facing
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
Inventor
Harold Walker Pearn
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191302571A publication Critical patent/GB191302571A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
    • B24B15/04—Machines or devices designed for grinding seat surfaces; Accessories therefor on valve members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Disintegrating Or Milling (AREA)

Abstract

2571. Pearn, H. W. Jan. 31. Portable t u r n i n gapparatus.-Valves are re-faced by a cutter or grinding-block b having an integral or detachable sleeve c containing rings of balls controlled by cones f and a nut h. More than two rings of balls may be employed, the stems being then straightened.
GB191302571D 1913-01-31 1913-01-31 Improvements in and relating to Apparatus for Facing Valves. Expired GB191302571A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191302571T 1913-01-31

Publications (1)

Publication Number Publication Date
GB191302571A true GB191302571A (en) 1913-08-21

Family

ID=32577532

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191302571D Expired GB191302571A (en) 1913-01-31 1913-01-31 Improvements in and relating to Apparatus for Facing Valves.

Country Status (1)

Country Link
GB (1) GB191302571A (en)

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