Pipe joints or couplings – With assembly means or feature – Particular tool-engaging means or with tool
Patent
1987-04-28
1988-09-13
Callaghan, Thomas F.
Pipe joints or couplings
With assembly means or feature
Particular tool-engaging means or with tool
285149, 285321, 350 9626, G02B 2300
Patent
active
047704438
ABSTRACT:
An insertable part of an industrial endoscope having an insertable curvable portion and a proximal flexible portions, the portions being interconnected and joined in axial alignment by a connecting means. A protective cover covering the insertable portion and a protective cover covering the proximal portion, the covers being interconnected and joined axially to each other and to the connecting means by interengaging concavoconvex parts having radially aligned grooves with a plurality of plate springs in one of such grooves projecting into the other of such grooves and being compressible through holes in one of the grooves into the other of the grooves to release the abutting ends of the protective covers.
REFERENCES:
patent: 2479483 (1949-08-01), Ekleberry
patent: 3081767 (1963-03-01), Hett
patent: 3768842 (1973-10-01), Ahlstone
patent: 3941410 (1976-03-01), Miyaoka
patent: 4341205 (1982-07-01), Hosono et al.
Callaghan Thomas F.
Olympus Optical Co,. Ltd.
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