Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
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B23K
SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
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11/00
Resistance welding; Severing by resistance heating
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B23K11/002
specially adapted for particular articles or work
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B23K11/004
Welding of a small piece to a large or broad piece
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B23K11/0046
the extremity of a small piece being welded to a base, e.g. cooling studs or fins to tubes or plates
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B23K11/006
Welding a tip to a base, e.g. pen point nibs
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B23K11/006

Piston assembly, fluid pressure cylinder, method for manufacturing piston assembly
09765800 · 2017-09-19 · ·

A piston main body in a piston assembly of a fluid pressure cylinder includes a first piston member and a second piston member including a plate-shaped member. The first piston member and the second piston member are joined in a state overlapping in the axial direction of a piston rod. The second piston member is not provided with a hole that passes through in the plate thickness direction.