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Snap-on Tools Corporation Patents |
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Assignee: Snap-on Tools Corporation
Address: Kenosha, WI
No. of patents: 158
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| RE34433 |
Caster locking mechanism and carriage |
November 9, 1993 |
| A wheeled carriage has a chassis with a plurality of swivel casters, and a locking assembly actuated by a foot pedal located along the front of the carriage. Pushing down on the foot pedal rotates a cam that engages a cam follower on a "T" bar frame supporting two locking rings which |
| D350269 |
Hammer |
September 6, 1994 |
|
| D350265 |
Needle nose pliers |
September 6, 1994 |
|
| D347372 |
Air tool |
May 31, 1994 |
|
| D345117 |
Timing light |
March 15, 1994 |
|
| D343999 |
Pliers |
February 8, 1994 |
|
| D335093 |
Digital oscilloscope |
April 27, 1993 |
|
| D335073 |
Cordless impact wrench |
April 27, 1993 |
|
| D332065 |
Speed sensor for use with an engine analyzer |
December 29, 1992 |
|
| D326381 |
Drawer |
May 26, 1992 |
|
| D326199 |
Cabinet housing for receiving drawers |
May 19, 1992 |
|
| D326198 |
Cabinet housing for receiving drawers |
May 19, 1992 |
|
| D326197 |
Cabinet housing for receiving drawers |
May 19, 1992 |
|
| D324803 |
Orbital sander |
March 24, 1992 |
|
| D324802 |
Impact wrench |
March 24, 1992 |
|
| D324801 |
Angle head impact wrench |
March 24, 1992 |
|
| D324800 |
Sander |
March 24, 1992 |
|
| D313563 |
Combined automotive electrical testing module and holder/display therefor |
January 8, 1991 |
|
| D312199 |
Self-locking pliers |
November 20, 1990 |
|
| D309246 |
Screwdriver |
July 17, 1990 |
|
| D307236 |
Screwdriver |
April 17, 1990 |
|
| D302378 |
Pneumatic driver |
July 25, 1989 |
|
| D299910 |
Engine analyzer |
February 21, 1989 |
|
| D299411 |
Pneumatic hammer |
January 17, 1989 |
|
| D298301 |
Palm grip impact wrench |
November 1, 1988 |
|
| D296412 |
Pneumatic drill |
June 28, 1988 |
|
| D292893 |
Timing light |
November 24, 1987 |
|
| D292062 |
Adjustable wrench |
September 29, 1987 |
|
| D289136 |
Pneumatic sander |
April 7, 1987 |
|
| D289135 |
Air ratchet |
April 7, 1987 |
|
| D288770 |
Impact wrench |
March 17, 1987 |
|
| D288769 |
Impact wrench |
March 17, 1987 |
|
| D284747 |
Dwell/tachometer housing or similar article |
July 22, 1986 |
|
| D274496 |
Hammer |
July 3, 1984 |
|
| D256980 |
Impact wrench |
September 23, 1980 |
|
| 5335418 |
Pivotal hand tool with flexural pivot joint and method of assembling same |
August 9, 1994 |
| A hand tool includes first and second lever members which intersect and have aligned openings therethrough in which is received a flexural pivot assembly, including a pair of cylindrical members respectively disposed in the lever member openings and respectively fixed to the lever member |
| 5332305 |
Tool chest with tool pallet |
July 26, 1994 |
| A tool chest includes a lidded base defining a storage compartment therein and a pegboard-type tool pallet adapted to carry tools on an obverse side thereof and shiftable between a first position overlying and covering the storage compartment with the obverse side up, and a second positi |
| 5309714 |
Ratchet tool with exhaust chamber manifold with sound dampening properties |
May 10, 1994 |
| The tool includes a housing having two substantially semi-cylindrical members. An air motor in the housing has motor end members located adjacent each end thereof. Two O-rings, respectively disposed between the motor and the end members, are squeezable axially so as to be forced radi |
| 5296869 |
Digital engine analyzer |
March 22, 1994 |
| A digital engine analyzer has an oscilloscope display and is controlled by microprocessors operating under menu-driven stored program control. The analyzer receives analog input signals from an engine being analyzed and calculates and display spark plug burn time information derived from |
| 5295423 |
Bit with frictional retention in drive socket |
March 22, 1994 |
| A polygonal bit is frictionally retained in a mating socket opening of a drive socket by the provision of recesses in the flat surfaces of the bit, the formation of each recess creating a raised ridge of material displaced from the recess and projecting from the flat surface around the p |
| 5292191 |
Latch mechanism for a cabinet drawer |
March 8, 1994 |
| A latch mechanism includes a trim member secured to a drawer pull at the front of a drawer. An actuator plate is located under the drawer pull and is disposed in a slot of a trim member on the drawer pull. A keeper is located on a side wall of the cabinet adjacent the hook. A hook is |
| 5284245 |
Portable socket holder |
February 8, 1994 |
| The portable socket holder comprises a corrugated base plate, a plurality of rails attached to raised sections, a handle attached to the center of the plate, and a plurality of socket-receiving clips frictionally and slidably carried by the rails. |
| 5277531 |
Device having socket with retention surfaces |
January 11, 1994 |
| A device includes a member having an axis and a socket recess formed axially therein. The recess is polygonal in shape at its open outer end and has planar drive surfaces parallel to the axis alternating with retaining surfaces disposed at the corners of the polygonal shape and slopi |
| 5271300 |
Composite hand tool |
December 21, 1993 |
| A totally non-metallic wrench formed entirely of fiber-reinforced plastic material includes a core of random discontinuous glass-fiber-reinforced plastic material and a band of unidirectional continuous glass-fiber-reinforced plastic material extending around the periphery of the cor |
| 5269733 |
Power tool plastic gear train |
December 14, 1993 |
| A power tool with a two-part housing has a drive motor with a pinion gear on the motor shaft. A plastic cylindrical ring gear is fixed to the motor in coaxial surrounding relationship with the pinion gear and has attachment lugs which fit between the two parts of the tool housing and |
| 5269545 |
Plastic utility cart with sliding cover and accessories |
December 14, 1993 |
| A molded plastic utility cart includes a one-piece hollow molded frame filled with a foamed plastic material, the frame being generally I-shaped in configuration and including an upstanding wall with a generally horizontal base at its lower end and a generally horizontal top at its u |
| 5259277 |
Electrically insulating composite hand tool |
November 9, 1993 |
| An insulating hand tool has an elongated composite shank including a pultruded polyester/glass core overbraided with an epoxy/glass outer layer. One end of the shank is received in an axial bore in a plastic handle and the other end thereof is received in one end of a braided glass/e |
| 5258753 |
Digital engine analyzer |
November 2, 1993 |
| A digital engine analyzer has an oscilloscope display and is controlled by microprocessors operating under menu-driven stored program control. The analyzer receives analog input signals from an engine being analyzed. The engine calculates and displays real-time cylinder time balance info |
| 5257860 |
Drawer lock mechanism including push button latch |
November 2, 1993 |
| A cabinet has a plurality of drawers, each provided with a latch hook at its rear end which is receivable through a corresponding one of a plurality of apertures in a lock bar at the rear of the cabinet which vertically reciprocates between a lowered position interfering with the lat |
| 5254952 |
Automatic battery and charging system tester with motor-driven carbon pile loading |
October 19, 1993 |
| A battery and charging system tester includes an automatically-operated carbon pile for loading the battery, the pile having a shaft therethrough rotated by a stepper motor, and a compression nut threadedly engaged with the shaft for movement into and out of engagement with the carbon pi |
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