Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7950634 | Linear filament compression and torsion spring A spring including a wire having an elasticity by which the wire is compressible by an external force to a first position at which first and second ends thereof of are separated by a first distance and when the force is removed or an electrical current applied, the ... | 05/31/2011 |
| 7364145 | High stiffness flexure The present invention relates to the design and fabrication of flexures used to guide motion in mechanical systems. A high specific stiffness flexure includes two narrow and thin flexing sections separated by a longer stiffened section. The present invention provide... | 04/29/2008 |
| 7258541 | Thermal expansion compensation support An improved thermal expansion compensation manifold support is disclosed. The support includes a spring having a barrel and a skirt extending from the barrel, the skirt forming a recess. The spring has a first shoulder extending into the recess, and an end opposite ... | 08/21/2007 |
| 7243764 | Magnetically actuated friction damper A friction damper with a housing including a cavity. The damper includes a first member disposed in the cavity and movable in the cavity; a second member disposed in the cavity; an intermediate member between the first and second members, the first member being in f... | 07/17/2007 |
| 7059693 | Refrigerator A refrigerator with a home bar door is smoothly and automatically opened and includes an automatic opening unit, a hook unit, a latch unit, and a damping unit. The automatic opening unit pushes the home bar door to a predetermined angle, so that the home bar door is... | 06/13/2006 |
| 7043797 | Hinge retarding device such as for vehicle glove compartment lids A retarding device insertable between two members connected to rotate relatively about a hinge axis, and which opposes and so retards such rotation in predetermined manner; the device having: a substantially cylindrical support carried integrally by a first of the r... | 05/16/2006 |
| 7040467 | Magnetically actuated friction damper A friction damper a housing including a cavity formed therein; a first member disposed in said cavity and movable in the cavity; a second member disposed in the cavity; an intermediate member between the first and second members, the first member being in frictional... | 05/09/2006 |
| 6997842 | Differential assembly and method of assembly A method of assembling a differential assembly and a biasing element for a differential wherein the biasing element may be added or removed from an assembled differential without having to remove the pinion shaft. The biasing element is generally a W-spring that inc... | 02/14/2006 |
| 6921141 | Water resistant instrument enclosure A water resistant enclosure is provided for devices such as radios which are installed in, for example, marine vehicles where there is constant exposure to moisture, spray, and the like. An enclosure mounts to the vehicle and supports the device. A bezel frame seals... | 07/26/2005 |
| 6921064 | Metering blade suspension system A metering blade suspension system utilizes a leaf spring that performs multiple combined functions such as supporting a metering blade assembly, controlling the angle, position and/or load of the blade assembly while allowing the assembly to pivot in a quasi-fricti... | 07/26/2005 |
| 6655668 | Universal vibration damper A device for the control of vibrations comprises a retainer resting on a base and a plurality of bearings disposed within the retainer. The bearings are arranged in a first layer and a second layer. The second layer is disposed on the first layer. The fir... | 12/02/2003 |
| 6648311 | Assembly and method of exercising an airplane landing gear strut A strut exercise assembly for an aircraft comprises a fluid strut telescopic along a path. A couple selectively connects the fluid strut to a driver. The driver telescopes the fluid strut along a path through the couple.... | 11/18/2003 |
| 6530564 | Nitinol impact absorbers An impact absorber for protecting a protected item against damage or injury upon impact includes a formed metallic structure having at least one Nitinol member having a grounded portion in contact with a first structure positioned to engage the protected ... | 03/11/2003 |
| 6378640 | Device and method to hold sound insulation in vehicle hood A spring designed to be mounted adjacent and in conformance with a convex or concave surface that has varying radii of curvature. The stiffness against bending of the spring varies along its longitudinal axis. The stiffness against bending of various port... | 04/30/2002 |
| 6354557 | Adjustable bicycles seat height assembly A seat post axially slides into an insert sleeve that fits into a bicycle frame in the place of a conventional seat post. The seat post has a long keyway along the front and a narrower keyway or tubular section along the posts back. Along the inner wall o... | 03/12/2002 |
| 6299150 | Composite spring mount shock absorber A spring element is made of a spring material and is formed into a generally elliptical shape. Two mounting pins extend in a normal direction through parallel relatively short segments of said elliptically-shaped spring element. The mounting pins are subs... | 10/09/2001 |
| 6241059 | Vibration isolator having magnetic springs A vibration isolator is mounted on a floor of an ambulance and includes a lower frame movably mounted on the floor and an upper frame vertically movably mounted on the lower frame via a link mechanism. The vibration isolator also includes a plurality of m... | 06/05/2001 |
| 6215081 | Bistable compliant mechanism A compliant, bistable mechanism has a plurality of segments coupled end-to-end in a series to form a continuous chain of segments. The plurality of segments includes at least two rigid segments and at least one relatively flexible and resilient segment. A... | 04/10/2001 |
| 6068251 | Shock limiting apparatus An apparatus that supports a load and limits shock force from being transmitted through the four elongated struts that are positioned to support the load. The struts are aligned at an acute angle relative to a base when no shock force is applied to the lo... | 05/30/2000 |
| 6049976 | Method of mounting free-standing resilient electrical contact structures to electronic components A method for manufacturing raised contacts on the surface of an electronic component includes bonding one end of a wire to an area, such as a terminal, of the electronic component, and shaping the wire into a wire stem configuration (including straight, b... | 04/18/2000 |
| 6035980 | Magnetic spring having damping characteristics and vibration mechanism having same A magnetic spring has at least two permanent magnets (2 and 4) spaced from each other in a kinetic mechanism. At the time of input and at the time of output, the geometric dimensions between the two permanent magnets are changed by the kinetic mechanism o... | 03/14/2000 |
| 6006874 | Mechanical energy absorber A mechanical stop for a moving body that minimizes bounce of the moving body after the body has hit the stop. The mechanical stop includes a flat plate having a plurality of generally triangular sectors defined by radial slits. The slits or triangular sec... | 12/28/1999 |
| 5955171 | Procedure for making highly resistant structures, with ability to absorb energy by the interlinking of layers formed with longitudinal helical metal strips and structures obtained therefrom Described is a particular procedure to make structures from longitudinal helical metal strips, the same are adecuate to conform different objects, such as plates, planks, sheets, tubes, shafts, etc. and they are porous, flexible, highly resistant and with... | 09/21/1999 |
| 5948226 | Oxygen concentration detector An oxygen concentration detector easily assembled without producing conducting malfunctions at an external electrode includes a cylindrical housing and a detecting element being inserted into and disposed inside the housing. Powdery seal materials made of... | 09/07/1999 |
| 5802914 | Alignment mechanism using flexures A mechanical flexure with two legs in a symmetrical structure that provides straight line motion when a force is applied to one leg end, along an axis through both leg ends. Such a force translates leg ends solely along said axis in a straight line, witho... | 09/08/1998 |
| 5765818 | Vibration damping structure for use with a machine tool A vibration damping structure for a machine tool is provided. The structure includes first and second plate members disposed in an opposing spaced apart relationship with one another. A cast structure formed of a polymer concrete extends between the first... | 06/16/1998 |
| 5687958 | Metallic damping body A damping body for damping periodically alternating loads uses a shape-memory alloy material to govern the damping. The damping body is sintered from metal grains or is laminated from a plurality of perforated sheet-metal layers. The individual sheet-meta... | 11/18/1997 |
| 5551673 | Resin shock absorber A resin shock absorber comprising a compression deformable portion made of a resin having a flexural modulus of elasticity of 500 to 20,000 kg/cm2, said shock absorber having a yield strength of 2 to 25 kN/m2 and a compressive energy... | 09/03/1996 |
| 5490662 | Garage-door spring reinforcement and repair kit The invention is a kit of parts to be retrofitted to a type of garage-door spring that functions in extension and may break near its retention hook, which may be an integral hook formed by bending of the spring material itself. The kit of this invention i... | 02/13/1996 |
| 5409200 | Printed-circuit-like array of springs with non-linear force vs deflection A thin sheet of metal is patterned, folded, and joined to produce an array of compression springs, each of which exhibits constant force characteristics over a useful range of deflections to allow the array to apply nearly constant specified forces to clo... | 04/25/1995 |
| 5398916 | Shape-memory metallic alloy damping body A metallic damping body for damping shock-type and/or periodically changing stresses, consists of a shape-memory alloy material for effecting the damping. In order to be able to achieve a high damping effect even under a high mechanical stress on the damp... | 03/21/1995 |
| 5324152 | Lockable spring clip II A lightweight, easy to fashion, easy to use, lockable spring clip to hold or retain any pin, hinge or body with drilled holes regardless of the location of the holes or shape of the body. Of one piece construction, utilizing a two stage locking procedure,... | 06/28/1994 |
| 5274954 | Dishwasher door control system A door control system for dishwashers having doors mounted for pivotal movement between a vertical closed position and a horizontal open position. Pivot brackets are provided on each side of the door to support the door for such pivotal movement. A counte... | 01/04/1994 |
| 5226633 | Spring design for use in the core of a nuclear reactor A spring design particularly suitable for use in the core of a nuclear reactor includes one surface having a first material oriented in a longitudinal direction, and another surface having a second material oriented in a transverse direction. The respecti... | 07/13/1993 |
| 5195272 | Lid switching device A switching device includes operating members independently movably supported at opposite sides of a lid, a spring having a pair of rotary shaft parts disposed on the inner side of the lid so as to advance or retreat under the influence of the resilient p... | 03/23/1993 |
| 5183137 | Dual-rate surface effect dampers A dual-rate surface effect damper with extended useful life. The dual rate is provided by two cylindrical liners which have different inner diameters which engage a damping piston having protrusions which have an interference fit with the liner. Features ... | 02/02/1993 |
| 5150827 | Self-leveling reflow solder head with double pivot A reflow solder head has its heater bar (30) mounted so as to cause the heater bar to contact a tilted reflow surface (50) and align itself with the tilted surface without tip skid. The heater bar is mounted to its movable drive ram (40) by two independen... | 09/29/1992 |
| 5127637 | Instantaneous load sensor of a motor vehicle The instantaneous load sensor of a motor vehicle is incorporated in a suspension assembly of the vehicle, and comprises a suspension element (1) fastened via an elastic mechanism (3) to a rod (5) carried by a yoke (7). The rod (5) is a blind hollow tube, ... | 07/07/1992 |
| 5080333 | Spring with two states of stable equilibrium This invention relates to a spring two states of stable equilibrium. This spring is to be used for accumulation of elastic strain energy and for setting the mutual position of movable co-acting parts. The spring consists of at least one pair of elastic st... | 01/14/1992 |
| 5074390 | Cylinder piston device According to an illustrative example of the invention, a gas spring comprises a cylinder and a piston rod. The piston rod is axially movable with respect to the cylinder and has a fastening eye mounted on the outer end of the piston rod. A tubular protect... | 12/24/1991 |
