GB520583A - Improvements in gem setting - Google Patents
Improvements in gem settingInfo
- Publication number
- GB520583A GB520583A GB30805/38A GB3080538A GB520583A GB 520583 A GB520583 A GB 520583A GB 30805/38 A GB30805/38 A GB 30805/38A GB 3080538 A GB3080538 A GB 3080538A GB 520583 A GB520583 A GB 520583A
- Authority
- GB
- United Kingdom
- Prior art keywords
- prongs
- base
- recess
- apex
- oct
- 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
- 239000004575 stone Substances 0.000 abstract 2
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C17/00—Gems or the like
- A44C17/04—Setting gems in jewellery; Setting-tools
- A44C17/046—Setting gems in a plurality of non coplanar table top planes
Landscapes
- Adornments (AREA)
Abstract
520,583. Jewellery. BAKER & CO. Oct. 25, 1938, No. 30805. Convention date, Oct. 25, 1937. [Class 43] A gem setting comprises a base having inclined upper reflecting surfaces 11, Fig 1, and provided at the centre thereof with a recess or aperture 12 to receive the apex of the stone 14 which is secured by prongs 13 extending upwardly from the base and engaging the girdle. The prongs 13 are arcuate. The recess 12 communicates with an upwardly-conical recess 15. Fig. 7 shows a modification in which the apex of the stone engages a downwardly-conical aperture in the base 20 and is held by four prongs 23. The reflecting surface may be provided with facets.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US520583XA | 1937-10-25 | 1937-10-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB520583A true GB520583A (en) | 1940-04-29 |
Family
ID=21975166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB30805/38A Expired GB520583A (en) | 1937-10-25 | 1938-10-25 | Improvements in gem setting |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB520583A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2245814A (en) * | 1990-07-13 | 1992-01-15 | Kanzen Rachamin Tallab | A collet for mounting a stone on a ring or other jewellery |
GB2270458A (en) * | 1992-08-01 | 1994-03-16 | T A Durant Limited | Claw setting |
-
1938
- 1938-10-25 GB GB30805/38A patent/GB520583A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2245814A (en) * | 1990-07-13 | 1992-01-15 | Kanzen Rachamin Tallab | A collet for mounting a stone on a ring or other jewellery |
GB2270458A (en) * | 1992-08-01 | 1994-03-16 | T A Durant Limited | Claw setting |
GB2298566A (en) * | 1992-08-01 | 1996-09-11 | T A Durant Limited | Claw setting |
GB2298566B (en) * | 1992-08-01 | 1997-03-19 | T A Durant Limited | Jewellery |
GB2270458B (en) * | 1992-08-01 | 1997-03-19 | T A Durant Limited | Jewellery |
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