Patent ID: 6192775
Filing Date: 2001-02-27
Classification: B60S,F16H,Y10T

Abstract:
A link connecting rod for a wiper apparatus comprising:a tubular rod body having a ring-shaped cross section;a plate portion flattened by compressing an end of said tubular rod body, and having a first plane, a second plane on the reverse side of said first plane and a retainer hole to be formed with a ball retainer through insert moulding;a semicylindrical portion disposed in a position between said plate portion and said rod body, and having a hollow semicircular cross section and a third plane ranging with the second plane of said plate portion on the same plane, said third plane being formed with a concavity;a first brim portion formed by compressing one side of said semicylindrical portion, and having a fourth plane and a fifth plane ranging with the third plane of said semicylindrical portion on the same plane on the reverse side of said fourth plane, said first brim portion being disposed away from said plate portion at a predetermined distance;a second brim portion formed by compressing another side of said semicylindrical portion, and having a sixth plane and a seventh plane ranging with the third plane of said semicylindrical portion on the same plane on the reverse side of said sixth plane, said second brim portion being disposed away from said plate portion at a predetermined distance; andan arched portion ranging from a position between the first plane of said plate portion and the fourth plane of said first brim portion to a position between said first plane of the plate portion and the sixth plane of said second brim portion.