Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 27, 2010
Patent Application Number
11395686
Date Filed
March 31, 2006
Patent Primary Examiner
Patent abstract
In this invention, a drum around which an insertion portion is wound is integrally housed in a carrying case, and a cylinder for supplying a fluid to a hydropneumatic actuator and a solenoid valve unit for controlling the application of a hydropneumatic pressure are housed in the carrying case or drum. In addition, a joystick for operating the controlled variables of the solenoid valve unit can be housed in the carrying case.
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