EP 0306425 B1 19910515 - METHOD AND APPARATUS FOR SETTING A PLURALITY OF SMALL PRECIOUS STONES ON A PLANE JEWEL BASE MEMBER
Title (en)
METHOD AND APPARATUS FOR SETTING A PLURALITY OF SMALL PRECIOUS STONES ON A PLANE JEWEL BASE MEMBER
Publication
Application
Priority
FR 8711662 A 19870814
Abstract (en)
[origin: JPS6468204A] PURPOSE: To mechanically and simultaneously set plural jewels to the flat surface of a jewel setting base by accurately fixing the base at a prescribed position to a setting base receiver positioned at the bottom of a tray-like component. CONSTITUTION: The tray-like component 3 whose upper part is opened is placed on the lower plate 1b of a press or a horizontal base and used. A tray cover 4 fitted to the component 3 with an extremely small clearance and centered in it is provided with means 17 and 18 for fixing an instrument 5 on the lower surface. Also, in the setting base receiver 6 positioned to the bottom of the component 3 by a positioning clamp 10, the means for accurately fixing the jewel setting base 7 to the receiver 6 at the prescribed position is provided and the flat surface to set the jewels is horizontally turned upwards and is freely brought closer. Further, in order to push in the jewels and set pawls, the instrument 5 is fixed under the cover 4.
IPC 1-7
IPC 8 full level
A44C 17/04 (2006.01); B23P 5/00 (2006.01)
CPC (source: EP US)
A44C 17/043 (2013.01 - EP US); Y10T 29/23 (2015.01 - EP US); Y10T 29/4959 (2015.01 - EP US); Y10T 29/49922 (2015.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE ES GB GR IT LI NL SE
DOCDB simple family (publication)
EP 0306425 A1 19890308; EP 0306425 B1 19910515; AT E63486 T1 19910615; AU 2016788 A 19890216; AU 596537 B2 19900503; CA 1322842 C 19931012; DE 3862832 D1 19910620; ES 2022694 B3 19911201; FR 2619293 A1 19890217; FR 2619293 B1 19900112; GR 3002339 T3 19921230; JP S6468204 A 19890314; NZ 225648 A 19900129; US 4866823 A 19890919
DOCDB simple family (application)
EP 88430020 A 19880722; AT 88430020 T 19880722; AU 2016788 A 19880728; CA 573421 A 19880729; DE 3862832 T 19880722; ES 88430020 T 19880722; FR 8711662 A 19870814; GR 910401045 T 19910719; JP 20180588 A 19880812; NZ 22564888 A 19880802; US 22506088 A 19880727