GB1304915A - - Google Patents

Info

Publication number
GB1304915A
GB1304915A GB1304915DA GB1304915A GB 1304915 A GB1304915 A GB 1304915A GB 1304915D A GB1304915D A GB 1304915DA GB 1304915 A GB1304915 A GB 1304915A
Authority
GB
United Kingdom
Prior art keywords
lens
button
scale
shaft
blank
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 GB1304915A publication Critical patent/GB1304915A/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
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/005—Blocking means, chucks or the like; Alignment devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB1304915D 1970-04-29 1970-04-29 Expired GB1304915A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2060470 1970-04-29

Publications (1)

Publication Number Publication Date
GB1304915A true GB1304915A (enrdf_load_stackoverflow) 1973-01-31

Family

ID=10148685

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1304915D Expired GB1304915A (enrdf_load_stackoverflow) 1970-04-29 1970-04-29

Country Status (1)

Country Link
GB (1) GB1304915A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987005247A1 (en) * 1986-03-06 1987-09-11 Autoflow Engineering Limited Apparatus for blocking a lens blank
CN109047702A (zh) * 2018-09-13 2018-12-21 共享装备股份有限公司 一种铸造用冷铁标识定位装置及其使用方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987005247A1 (en) * 1986-03-06 1987-09-11 Autoflow Engineering Limited Apparatus for blocking a lens blank
CN109047702A (zh) * 2018-09-13 2018-12-21 共享装备股份有限公司 一种铸造用冷铁标识定位装置及其使用方法

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Legal Events

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