GB558753A - A device for supporting a diamond or other hard substance during grinding - Google Patents
A device for supporting a diamond or other hard substance during grindingInfo
- Publication number
- GB558753A GB558753A GB988042A GB988042A GB558753A GB 558753 A GB558753 A GB 558753A GB 988042 A GB988042 A GB 988042A GB 988042 A GB988042 A GB 988042A GB 558753 A GB558753 A GB 558753A
- Authority
- GB
- United Kingdom
- Prior art keywords
- diamond
- supporting
- during grinding
- substance during
- hard substance
- 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
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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/16—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs
- B24B9/161—Dops, dop holders
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
558,753. Polishing diamonds. ASQUITH, Ltd., W., BURNESS, T. P. N., and JOHNSON, A. July 16, 1942, No. 9880. [Class 60] A device for supporting a diamond in a dop comprises a pair of pivoted arms D mounted in a holder C carried by an arm O, the arms D being adjustable by separate screws K preferably with an over-run device which, as shown, comprises a spring pawl L engaging a ratchet K<SP>2</SP>. The arms D are pressed apart by a spring J and have sloping faces to engage the diamond B.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB988042A GB558753A (en) | 1942-07-16 | 1942-07-16 | A device for supporting a diamond or other hard substance during grinding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB988042A GB558753A (en) | 1942-07-16 | 1942-07-16 | A device for supporting a diamond or other hard substance during grinding |
Publications (1)
Publication Number | Publication Date |
---|---|
GB558753A true GB558753A (en) | 1944-01-19 |
Family
ID=9880504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB988042A Expired GB558753A (en) | 1942-07-16 | 1942-07-16 | A device for supporting a diamond or other hard substance during grinding |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB558753A (en) |
-
1942
- 1942-07-16 GB GB988042A patent/GB558753A/en not_active Expired
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