Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 7610937 | Self-sealing regulator fill port protective/dust cover A self-sealing protective/dust cover for application to a magnetically attractable filling port includes a sleeve defined by a closed wall and closed at one end by an end face. The closed wall defines an open central region and the end face is contiguous with the cl... | 11/03/2009 |
| 7328723 | Pipe nipple protective sleeve A pipe nipple protective sleeve that includes a sheath that is closed at a forward end and connects to a collar at an open rear end, where the collar is open into the sheath and the collar hole and sheath diameters and the sheath length are selected to fit over a pa... | 02/12/2008 |
| 7086272 | Calibration method for digital air pressure gauge The digital air pressure gauge includes an error correction lookup table database stored within a memory device within the gauge. The database includes reference air pressure values and associated measured air pressure values, where the reference air pressure values... | 08/08/2006 |
| 6994503 | Quick-lock nut for a disc-like tool A quick lock nut (1) for positive friction locking securement of a disc-like tool (2) to an external thread (3) on a working spindle (4) driven about an axis of rotation (A), having an associated inner threaded part (5) and a manua... | 02/07/2006 |
| 6874541 | Temporary duct cover A duct cover for installation on a duct having a known sectional area defined by the duct exterior margin, includes a cover envelop having a body, the body having an open end and an opposed closed end with a center portion extending between the open end and the clos... | 04/05/2005 |
| 6612329 | Locking valve stem and cap apparatus A valve stem and cap apparatus includes a valve stem having a base for attachment to a rim and a tubular sleeve extending upwardly from the base, the sleeve defining an open end. A stem valve is positioned in the sleeve for regulating air flow therethroug... | 09/02/2003 |
| 6508274 | Fitting dust plug The present invention is directed towards a dust plug for insertion into a fluid conduit system. The dust plug is comprised of an insertion end, removal means, and a hollow central body located between the insertion end and the removal means. The insertio... | 01/21/2003 |
| 6170529 | Knock-off plug for plastic pipe A plastic end plug for use with plastic pipe, the end plug having a knock-off disc with dimensions that prevent the entire disc, when separated from the remainder of the plug, from entering the pipe bore. The knock-off disc of the plastic end plug is remo... | 01/09/2001 |
| 6032697 | Cover for standpipes A cover for standpipes comprising a tube of brightly colored sheet plastic having one open end and another open end turned back to form an encircling sleeve with notches cut at opposite ends of the encircling sleeve and oppositely directed draw strings, e... | 03/07/2000 |
| 5876282 | Weather cap A weather cap for use with a vent cap. The weather pipe includes a top surface portion which is mounted at an angle in relation to a side wall extending downwardly from the top surface portion. The weather cap also includes a device for securing the cap s... | 03/02/1999 |
| 5778934 | Debris cap The debris cap includes a handle activated retainer mechanism for retaining the cap in a pipe in which it is installed. The retainer mechanism includes an over-center connecting rod system for keeping the retaining mechanism in its retaining position. A b... | 07/14/1998 |
| 5687773 | Exhaust pipe cover and method of covering an exhaust pipe A removable exhaust pipe cover for placement over an exhaust pipe opening of a non-running internal combustion engine for excluding water and debris from entering the pipe. The cover is an elongated tubular member of water repellant material which is pref... | 11/18/1997 |
| 5417247 | Bleed screw cap for hydraulic equipment A bleed screw cap for hydraulic equipment including a holding ring made of an elastic material which has high axial compressibility, an elastic cap, a cylindrical shaped skirt portion attached to the elastic cap, and a seal member attached to the skirt po... | 05/23/1995 |
| 5337792 | Protective cover for pipe end A weather protector for the end of a pipe section, e.g. for use in a pipeline, tends to prevent the ingress of snow and rain into the interior of the pipe. The weather protector is made from a generally circular blank having peripheral tabs, a few of whic... | 08/16/1994 |
| 4932446 | Coaxial pressure fill fitting and standpipe drain Pressure filling of an elevated liquid reservoir from a blind servicing location is successfully accomplished by a gravity drain extending from a reservoir vent overfill to the servicing location. A dust cap serves to cover the pressure fill hardware fitt... | 06/12/1990 |
| 4902043 | Fluid coupling and seal assembly A novel fluid coupling and seal assembly. The assembly includes a coupling body 12 having generally concentric first and second bores 36,38 of greater and lesser diameters, respectively, the first bore also being provided with a generally cylindrical groo... | 02/20/1990 |
| 4793395 | Tire shock absorber A tire shock absorber for attachment to a pneumatic tube tire or pneumatic tubeless tire for improving the smoothness of ride and decreasing road vibrations, the tire shock absorber comprising a chamber having at least one valve means which permits the un... | 12/27/1988 |
| 4487241 | Pumping and tire deflation warning system A system is disclosed for warning that the pressure in one tire of a pair of dual tires is more than a predetermined amount below the pressure in the other. The system comprises a device fitted to the valve stem of the outer tire and having a single air i... | 12/11/1984 |
| 4483371 | Protective holder for hose tip assembly A resilient protective holder molded of rubber for storing a hydraulic hose tip assembly having a ball operated check valve with tapered sealing surfaces adjacent the ball, the holder including a hollow interior with first and second chambers, an entry en... | 11/20/1984 |
| 4481977 | Dust cap for fluid coupling A dust cap for a fluid coupling includes a generally cylindrical body which is mounted on the coupling and an end wall at one end of the cylindrical body. The end wall is provided with a slit therein for permitting another coupling to be inserted through ... | 11/13/1984 |
| 4356836 | Tubeless tire valve stem and cover A rigid valve stem cover for flexible tubeless tire type valve stems. The cover has a frustro conical shape which threadably engages the valve stem at its upper end while the bottom edge of the cover comes in contact with the stem and wheel rim area surro... | 11/02/1982 |
| 4337814 | Air valve conduit in the track wall of a tire Tires are typically inflated through an air conduit mounted on the tire carcass and extending through a hole in the metal rim on which the tire is mounted. Now and then relative slipping between the tire and rim has caused the air conduit to be sheared of... | 07/06/1982 |
| 4300597 | Dust cover assembly for quick disconnect coupling A dust cover for a quick disconnect coupling in which a clamping means is attached to the female half of the coupler and supports spring means which closes the cover and aligns the same on two mutually perpendicular axes.... | 11/17/1981 |
