Title:
LASER LEVELING TOOL WITH IMPROVED LASER PATTERN PROJECTION
Document Type and Number:
WIPO Patent Application WO/2020/051784
Kind Code:
A1
Abstract:
A laser leveling tool(1) comprising: a laser source(2) configured to emit a laser beam; and a digital laser beam projection system which transmits the laser beam emitted from the laser source(2) and converts the laser beam into a projection pattern that is to be projected to a target surface; wherein the digital laser beam projection system comprises a pixel panel(6) arranged to receive the laser beam emitted from the laser source(2) and comprising pixel units which are selectively activated to reflect or transmit the laser beam, the reflected or transmitted laser beam conforming to a desired projection pattern to form a patterned laser beam.
More Like This:
| JP5068465 | Overhead wire measuring instrument and overhead wire measuring method |
| WO/2007/020702 | SENSOR DEVICE |
| JP3494075 | SELF POSITION-LOCATING SYSTEM OF MOVABLE BODY |
Inventors:
CHAN CHI FUNG (CN)
CHEUNG HOPONG (CN)
WONG YUENYU (CN)
SENECA BEN-HUR (CN)
CHEUNG HOPONG (CN)
WONG YUENYU (CN)
SENECA BEN-HUR (CN)
Application Number:
PCT/CN2018/105145
Publication Date:
March 19, 2020
Filing Date:
September 12, 2018
Export Citation:
Assignee:
BOSCH GMBH ROBERT (DE)
CHAN CHI FUNG (CN)
CHEUNG HOPONG (CN)
WONG YUENYU (CN)
SENECA BEN HUR (CN)
CHAN CHI FUNG (CN)
CHEUNG HOPONG (CN)
WONG YUENYU (CN)
SENECA BEN HUR (CN)
International Classes:
G01C15/00
Foreign References:
| CN1145471A | 1997-03-19 | |||
| US5689330A | 1997-11-18 | |||
| US9193076B2 | 2015-11-24 | |||
| CN201852572U | 2011-06-01 | |||
| CN104364609A | 2015-02-18 | |||
| CN1164021A | 1997-11-05 |
Attorney, Agent or Firm:
NTD PATENT AND TRADEMARK AGENCY LIMITED (CN)
Download PDF:
Previous Patent: LASER LEVELING TOOL WITH GESTURE CONTROL
Next Patent: IMPELLER POSTURE INFORMATION OBTAINING METHOD AND NACELLE-TYPE LASER RADAR
Next Patent: IMPELLER POSTURE INFORMATION OBTAINING METHOD AND NACELLE-TYPE LASER RADAR