Optics: measuring and testing – Inspection of flaws or impurities – Bore inspection
Patent
1989-12-13
1991-09-17
Rosenberger, Richard A.
Optics: measuring and testing
Inspection of flaws or impurities
Bore inspection
G02B 2326
Patent
active
050489569
ABSTRACT:
A borescope apparatus comprises an insertion section having a bending portion and a flexible portion, a bending mechanism for bending the bending portion under the pressure of supplied fluid, a pressurized fluid supplying unit for supplying the fluid to the jet port and the bending mechanism and a flow control unit for controlling the fluid supplied to jet ports which are provided in the distal end of either the bending portion or flexible portion and the bending mechanism.
REFERENCES:
patent: 4601283 (1986-07-01), Chikama
patent: 4735501 (1988-04-01), Ginsburgh et al.
patent: 4799474 (1989-01-01), Ueda
patent: 4832473 (1989-05-01), Ueda
Aoki Yoshisada
Fuse Eiichi
Miyazaki Atsushi
Mizumoto Morihide
Nakamura Takeaki
Olympus Optical Co,. Ltd.
Rosenberger Richard A.
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