The outer body is thereafter cast over the outer surface of the liner and the outer surface of the insert and an internal threaded opening is drilled and tapped in the insert so that a part threaded into the insert can communicate with the combustion chamber. gregorjonsson 722 subscribers Subscribe Share Save 35K views 15 years ago Blade sharpening instructions for the world's best shrimp peeling machine For more information, visit our website. Inventor of the Gregor Jonsson Shrimp Peeling Machine. Jonsson is the only sGregor Jonsson Inc.ce of shrimp peeling systems that peel shrimp tail-off or tail-on, round, butterfly, or western style. designs, manufactures, and distributes shrimp peeling and deveining systems worldwide.
A cylindrical insert of sufficient length to provide the axial length of the threaded opening is press fitted or threaded into the second aperture with a portion extending above the outer surface of the liner. About Us : In business since 1955 Gregor Jonsson Inc. Abstract: A threaded opening in an engine block member including a cast-in liner having an outer surface and an inner surface forming at least a portion of an interior wall of a combustion chamber and a die cast outer body is provided by forming first and second concentric apertures in the liner prior to casting the outer body with the first aperture extending entirely through the thickness of the liner and the second aperture having an inner diameter larger than that of the first aperture and terminating short of the liner inner surface.
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