Bizarre Patents
A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7360317 | Level having an adjustable mechanism for truing to acquire an exact reading A level having an adjustable mechanism for truing to acquire an exact reading which comprises an elongated rigid body being an I-shaped frame having a web with a first flange transversely extending across a first long end of the web and a second flange transversely ... | 04/22/2008 |
| 7340841 | Slope level A slope level for measuring the slope of a surface is provided. The slope level includes a body having a front face and a back face and defining a first planar measurement surface. A transparent arced tube is disposed on the body. The arced tube has a first end and ... | 03/11/2008 |
| 7047654 | Retainer clips for securing a cylindrical level vial Hand tool (1) including a pair of retainer clips (7A,7B) for securing a cylindrical level vial (6) in a suitable recess (3), and method of assembly therefor. ... | 05/23/2006 |
| 6981330 | Multi-axis installable and adjustable level The present multi-axis installable and adjustable level is permanently installed to a suitable panel on or in a movable structure, such as a recreational vehicle or the like, or a portable work table or the like. The present level enables a user of the structure to ... | 01/03/2006 |
| 6957494 | Dark-banded vial for use with level A vial, level including such vial, and method of using such level are disclosed. The vial comprises a body having first and second ends, a midpoint, and interior and exterior surfaces, at least one marker ring connected with respect to the body, a bubble positioned ... | 10/25/2005 |
| 6898017 | Light altering device A line producing system includes an input beam of radiant energy that enters a side of a low cost, radiant energy altering device. The radiant energy emerges from the light altering device radiating in a nearly 360 degree disc pattern forming a ring of ever expandin... | 05/24/2005 |
| 4843724 | Spirit level A spirit level comprising a hollow rectangular bar of extruded material formed with at least one recess for receiving a bubble tube and having end caps for closing the ends of said bar; together with a sealed capsule, mountable adjacent said recess, conta... | 07/04/1989 |
| 4798005 | Component piano string angle gauge An instrument for observing and measuring string segment angles in pianos wherein strings exist in three segments, a speaking string segment, a bridge string segment, and a rear string segment, these three segments creating two angles in the approximate v... | 01/17/1989 |
| 4542592 | Wheeled vehicle leveling device and method A wheeled vehicle level has adjustable longitudinal and lateral level indicators, with the lateral level indicator further pivotable in response to a cam ring of a rotatable cap. The cap has numbers to indicate the amount by which a wheel should be raised... | 09/24/1985 |
| 4519705 | Sighting cap for rotating laser beam transmitter A sighting cap is provided for the stationary housing of a rotating laser beam transmitter. The sighting cap has two pairs of legs respectively defining vertical sighting slots. Two of the sighting slots are aligned with the X axis of the laser beam posit... | 05/28/1985 |
| 4461090 | Headlamp adjuster A vehicle headlamp adjuster has an expandable plate with pads for contacting a roadway surface and then a vehicle headlamp. A level indicator has perpendicular, communicating spirit levels and is rotatable about an axis parallel to the plate, to set one s... | 07/24/1984 |
| 4397098 | Method and apparatus for zeroing a tilt meter mechanism An improved tilt meter mechanism characterized by a pyramidal pendulum support for a tilt sensor, and means for leveling the support to zero the sensor. A pair of motor driven gibs movable along vertical rails are provided, and a biasing mechanism urges a... | 08/09/1983 |
| 4299035 | Spirit level Spirit level, whose level element (4) is adjustable relative to the measuring surface (30) by an adjusting device (28) in a locating area (24). The adjusting device (28) has for this purpose at least one set screw (44, 46, 48), whose conical or convex end... | 11/10/1981 |
| 4133116 | Ground slope analyzer A slope analyzer is provided for attachment to an earth-working vehicle to provide the operator with a direct readout when a selected slope has been attained during the grading operation. An indicator arm is pivotally mounted on a base and movable to a se... | 01/09/1979 |
