Fork assembly with electrovalve

摘要

A fork assembly having an external pipe closed on top with a first plug, an internal pipe slidably housed inside the external pipe, and a cartridge disposed inside the internal pipe and closed with a closing bush. The fork also has an electrovalve disposed in intermediate position between the closing bush of the cartridge and the first plug of the external pipe.

主权项

1. A fork assembly comprising:
an external pipe or sleeve; an internal pipe slidably housed inside said external pipe; a first plug of said external pipe; a second plug of said internal pipe; a cartridge disposed inside said internal pipe and joined with said internal pipe; said cartridge being provided with a chamber; a piston slidably mounted inside said chamber of said cartridge; said piston being provided with holes or blades to make oil pass through the piston during movement of said piston in the chamber; a tubular rod with a first end joined to the external pipe and a second end joined to the piston; said tubular rod has an axial conduit for oil passage; a closing bush adapted to close said cartridge, said closing bush being provided with a hole wherein said tubular rod is slidably inserted; and a working chamber external to the cartridge; said working chamber being defined by said second plug of said internal pipe and said first plug of said external pipe; elastic means disposed inside said internal pipe; an electrovalve situated in the working chamber on the tubular rod and adapted to adjust the oil flow inside the axial conduit of the tubular rod; characterized by the fact that said electrovalve is positioned between the closing bush and the first plug of the external pipe.