Patent ID: 6139229
Filing Date: 2000-10-31
Classification: B27C,Y10T

Abstract:
A plunge router having an adjustable bit-depth stopping device, the plunge router comprising:a router motor:a motor housing surrounding the router motor;a router base;at least one plunge guide posts coupled to the router base proximate one end and used to support the motor housing above the router base;a plunge lock lever having a locked and unlocked positions, being coupled to the motor housing, and being configured to lock the motor housing at a plurality of plunge positions along the guide rods; andthe adjustable bit-depth stopping device having a micro adjust knob located on top of a first plunge guide post and being configured to adjust a plunge stop position within the first plunge post; anda bias system configured to provide a lifting force between the router base and the motor housing in order to maintain the separation between the router base and the motor housing when the plunge lock lever is in the unlocked position;wherein:the plunge stop position is configured to move between an upper stop limit in which the motor housing is at a maximum separation from the router base and a lower stop limit;the micro adjust knob is further configured to directly increase and decrease the separation of the motor housing from the router base when the plunge stop position is located at the lower limit; andthe motor housing is configured to move between the maximum separation and the plunge stop position when the plunge lock lever is located in the unlocked position.