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Class 33/611 - Engine valve, valve-stem, or tappet


Subclass of Class 33 - Geometrical instruments
Definition: Subject matter wherein the gauge contacts an intake or exhaust
No. of patents: 15
Last issue date: 09/29/2009


NumberTitleIssue Date
7594432Apparatus and method for determining valve recession
The current invention relates generally to a valve recession measuring tool and method for using the same. The valve recession measurement is based upon a measured height of a surface on a portion of the valve relative to a reference plane. The invention operates wi...
09/29/2009
7581330Gauge device for measuring the inner diameter of engine related bores
A gauge device for measuring the inner diameter of engine related bores comprising a circular body member having a circumferential surface with a cylindrical chamber totally encased therein along a longitudinal axis. A slide pin is housed within the cylindrical cham...
09/01/2009
7293524Indicator device for indicating whether a no-back device is operable
An indicator device for use in indicating whether or not a no-back device is operable, the indicator device comprising an indicator member 42 moveable between a first position and a second position, a biassing arrangement 56 being provided to urge the ...
11/13/2007
7192006Belt inspection tool
A tool for inspecting serpentine belts of vehicles includes a main body, an upper tang, a right tang, a left tang, a holder and a handle. The tangs define a window therebetween. The window is adapted to receive a belt to be inspected. The handle may be a flashlight ...
03/20/2007
7104121Valve seat gauging system
A gauging system for checking a valve seat and a valve guide of an engine part, the system comprising: a gauge support mountable to a stable platform; a gauge which, in use, depends from the gauge support and has a...
09/12/2006
6474283Valve lash setting method and device for executing the method
A method and a device for setting the valve lash to a desired value at I.C. engines, including application of a motor driven coaxial double spindle (22) on each valve adjusting screw (18) and lock nut (19) followed by a number of consecutive operation ste...
11/05/2002
6272910Camshaft degreeing platform
A measurement platform for an overhead cam shaft type internal combustion engine having at least one piston reciprocable within a cylinder formed in a block; an intake valve and an exhaust valve for the cylinder, wherein intake and exhaust cam lobes on th...
08/14/2001
5827954Camshaft degreeing platform
A measurement platform assembly for degreeing a camshaft of an internal combustion engine having at least one piston reciprocable within a cylinder formed in a block, an intake valve and an exhaust valve and respective intake lifter and exhaust lifter ass...
10/27/1998
5450772Valve lifter adjustor tool
An engine is provided with hydraulic valve lifters and other valve train components, wherein the invention consists of a tool which utilizes the engines existing valve train components to determine if the correct adjustment is present to provide for the p...
09/19/1995
5351413Clearance checking tool
A tool arranged to receive a rocker arm of an internal combustion engine to direct the rocker arm to displace a valve and thereby permit measuring of such linear displacement is provided. The tool is arranged to include a first wall mounting a handle, and...
10/04/1994
4630377Valve seat runout gage
A gage for indicating the runout condition of a valve seat edge formed by and between adjacent surfaces of a valve seat adjacent one end of a valve guide bore and concentric with the axis thereof, the valve guide bore accommodating an elongated pilot memb...
12/23/1986
4393693Apparatus and method for detecting crank shaft orientation and valve assembly in an internal combustion engine
The positions of selected valves are determined by measurement of their respective retainers by means of displacement gauges. When a given piston is at top dead center in the compression stroke, the retainers of the intake and exhaust valves of that pisto...
07/19/1983
4034478Valve seat concentricity gage
A gage for measuring concentricity between a bore and a countersunk valve seat, said gage having a stem for insertion into the bore and a partially-spherical surface (24) on a spindle member for engaging the valve seat. The spindle member is rotated throu...
07/12/1977
3988925Valve lash adjusting tool and method therefor
A tool and method for automatically adjusting internal combustion engine valve lash is disclosed. The engine is first rotated to correctly position the valve lifter cam for the individual valve which is to be adjusted. The novel tool of this invention is ...
11/02/1976
3964172Calibration shaft assembly for engine valve adjustment
For adjusting the valves in an automotive, internal combustion, overhead cam engine, a cylindrical calibration shaft with end bushings is mounted in place of the engine camshaft. The radius of this calibration shaft is equal to the minimum cam radius on t...
06/22/1976
 
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