Photographic pipeline inspection apparatus including an...

Details Photographic pipeline inspection apparatus including an... Photographic pipeline inspection apparatus including an...

G - Physics

03

B

95/44

G03B 1/00 (2006.01) G03B 37/00 (2006.01)

Patent

CA 1174094

PHOTOGRAPHIC PIPELINE INSPECTION APPARATUS INCLUDING AN OPTICAL PORT WIPER ABSTRACT OF THE DISCLOSURE A device is disclosed which is arranged to be inserted into a pipe for longitudinal movement therein and which includes photographic camera means mounted between forward and rearward cups of the device and including an optical system having an exposed surface which is cleared periodically by a wiper which is moved across the surface. The wiper is actuated from a drive wheel which is frictionally engaged with an internal surface of the pipe to be driven as the device is moved along the pipe.

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