GB8921777D0 - Improvements relating to grinding machines - Google Patents

Improvements relating to grinding machines

Info

Publication number
GB8921777D0
GB8921777D0 GB898921777A GB8921777A GB8921777D0 GB 8921777 D0 GB8921777 D0 GB 8921777D0 GB 898921777 A GB898921777 A GB 898921777A GB 8921777 A GB8921777 A GB 8921777A GB 8921777 D0 GB8921777 D0 GB 8921777D0
Authority
GB
United Kingdom
Prior art keywords
improvements relating
grinding machines
grinding
machines
relating
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.)
Granted
Application number
GB898921777A
Other versions
GB2222971B (en
GB2222971A (en
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.)
Jones & Shipman PLC
Original Assignee
Jones & Shipman PLC
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 Jones & Shipman PLC filed Critical Jones & Shipman PLC
Publication of GB8921777D0 publication Critical patent/GB8921777D0/en
Publication of GB2222971A publication Critical patent/GB2222971A/en
Application granted granted Critical
Publication of GB2222971B publication Critical patent/GB2222971B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • 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
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
GB8921777A 1988-09-27 1989-09-27 Improvements relating to grinding machines Expired - Fee Related GB2222971B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888822663A GB8822663D0 (en) 1988-09-27 1988-09-27 Improvements relating to grinding machines

Publications (3)

Publication Number Publication Date
GB8921777D0 true GB8921777D0 (en) 1989-11-08
GB2222971A GB2222971A (en) 1990-03-28
GB2222971B GB2222971B (en) 1992-06-17

Family

ID=10644315

Family Applications (3)

Application Number Title Priority Date Filing Date
GB888822663A Pending GB8822663D0 (en) 1988-09-27 1988-09-27 Improvements relating to grinding machines
GB8921777A Expired - Fee Related GB2222971B (en) 1988-09-27 1989-09-27 Improvements relating to grinding machines
GB898921728A Pending GB8921728D0 (en) 1988-09-27 1989-09-28 Improvements relating to grinding machines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888822663A Pending GB8822663D0 (en) 1988-09-27 1988-09-27 Improvements relating to grinding machines

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB898921728A Pending GB8921728D0 (en) 1988-09-27 1989-09-28 Improvements relating to grinding machines

Country Status (1)

Country Link
GB (3) GB8822663D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7469168B1 (en) * 2004-03-30 2008-12-23 Northrop Grumman Corp. Rudder control system with adjustable solenoid on/off settings, solenoid burnout protection, and hydraulic system monitoring

Also Published As

Publication number Publication date
GB2222971B (en) 1992-06-17
GB2222971A (en) 1990-03-28
GB8822663D0 (en) 1988-11-02
GB8921728D0 (en) 1989-11-08

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Legal Events

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

Effective date: 20000927