Global patent index - EP 0983484 A1

EP 0983484 A1 2000-03-08 - LASER POSITIONING DEVICE

Title (en)

LASER POSITIONING DEVICE

Title (de)

LASER-POSITIONIERUNGSVORRICHTUNG

Title (fr)

DISPOSITIF DE POSITIONNEMENT A LASER

Publication

EP 0983484 A1 (FR)

Application

EP 98925740 A

Priority

  • FR 9800993 W
  • FR 9706316 A

Abstract (en)

[origin: FR2763676A1] The invention concerns a laser positioning device generating a reference beam for positioning a subject or an object in the medical or industrial field, comprising: A) support and directing means (1, 3) connected to a fixed part (2) (wall, partition, ceiling); B) an optical assembly mounted pivoting on the support and directing means (1, 3) and comprising a laser source (50) formed by an infrared crystal laser and a frequency duplicator (507) to emit a green light, and in the laser source (50) output, means for reflecting the beam (51, 52) and a group of two mirrors (53, 54) series mounted in the beam, the first mirror (53) being semi-reflecting and each mirror (53, 54) in said group being followed by an optical system (57, 58) spreading the beams along two perpendicular fan-shaped directions.

IPC 1-7 (main, further and additional classification)

G01C 15/00

IPC 8 full level (invention and additional information)

G01C 15/00 (2006.01)

CPC (invention and additional information)

G01C 15/004 (2013.01)

Citation (search report)

See references of WO 9853273A1

Designated contracting state (EPC)

AT CH DE DK ES FI GB IE IT LI NL SE

EPO simple patent family

FR 2763676 A1 19981127; FR 2763676 B1 19990723; AU 7774498 A 19981211; CA 2290677 A1 19981126; EP 0983484 A1 20000308; JP 2001525936 A 20011211; WO 9853273 A1 19981126

INPADOC legal status

2003-07-02 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20021203

2000-03-08 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19991116

2000-03-08 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT CH DE DK ES FI GB IE IT LI NL SE