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 |
| 7258036 | Bi-directional electric motor with endplay structure An endplay structure is provided for controlling endplay of a shaft 25 of a motor 19. The endplay structure includes a body 22 including a generally elliptically shaped recess 26 therein. The recess is constructed and arranged to be dispo... | 08/21/2007 |
| 6431317 | Rotary electric actuator with a mechanical spring return back-up A tri-modal--energy storage mode, fail-safe mode, and operating mode--fail-safe actuator with low overall power consumption and specifically low fail-safe power consumption due to energy storage pawling mechanisms. Stored energy is discharged at a control... | 08/13/2002 |
| 6269709 | Apparatus for automatic control of the clearance between gears An apparatus (10) includes first (20) and second (40) meshing gears, a rotatable eccentric (50), a torsion spring (70), and a rotation blocking member (80). The first gear (20) is rotatable about a first axis (22) and the second gear (40) is rotatable abo... | 08/07/2001 |
| 6155377 | Variable gear ratio steering system In a variable gear ratio steering system, a control unit determines the steering angle ratio which is to be achieved by the steering angle ratio varying unit according to a condition of the vehicle with respect to a given road condition. Such vehicle cond... | 12/05/2000 |
| 6076266 | Theodolite with a disengageable adjustment mechanism A theodolite that includes a stand, a telescope, a friction gear and a worm gear. The telescope is pivotally secured to the stand. The clutch plate is secured to the telescope for at least limited rotational movement upon pivoting of the telescope. The fr... | 06/20/2000 |
| 5953960 | Steering apparatus An apparatus (10) for use in turning steerable vehicle wheels includes a rack gear (14) and a sector gear (16) which are disposed in meshing engagement. A lash adjustment assembly (46) is operable to move the sector gear (16) to reduce clearance between t... | 09/21/1999 |
| 5906133 | Lash adjustment assembly A vehicle steering apparatus (10) includes a first gear (16) which is rotatable about an axis (21), and a second gear (14) having gear teeth (18) in meshing engagement with gear teeth (20) on the first gear (16). The apparatus further comprises an adjustm... | 05/25/1999 |
| 5823055 | Worm gear drive locking apparatus A worm gear is connected to a machine tool component and has teeth mating with teeth on a power driven worm rotatably supported by a housing enclosing the worm. A clamping shoe is supported for sliding movement within a slot in the housing and has a compo... | 10/20/1998 |
| 5560256 | Base support for movable objects A base support for a moveable object, particularly an amusement ride employing a stepping motor and stepping motor controller to move the object in fine increments. The base support is attached to an upstanding mounting member. An amusement ride is attach... | 10/01/1996 |
| 5349880 | Transmission with variable mechanical prestress A transmission with variable mechanical prestress including a pinion driven by an electric motor, a driven gearwheel with its bearings in a housing, and an electromagnetic actuator for applying a prestress force which is controllable in dependence on an i... | 09/27/1994 |
| 5233920 | Image adjusting device for offset printing machine An image adjusting device for an offset printing machine includes a drive source, an adjustment gear mounted on a rotary shaft and always engaged with a gear mounted on a blanket cylinder for adjusting a position of an image to be printed, a clutch mechan... | 08/10/1993 |
| 4903540 | Steering wheel tilt-lock A tilt-lock for a tilt-adjustable steering wheel has angular gross and angular fine adjustment capability. A worm gear sector on a housing pivotable with the steering wheel meshes with a worm wheel on a latch plate pivotable on a stationary bracket. When ... | 02/27/1990 |
| 4827790 | System for the automatic recovery of play between a worm and worm gear An improved system for the automatic recovery of play between a worm and a worm gear, particularly in welding robots, the system being formed by at least one resilient member of the cup spring type or the like, acting perpendicularly to the axis of rotati... | 05/09/1989 |
| 4796479 | Clutch mechanism A clutch mechanism for engaging and disengaging the thread (14) of a worm (13) from the teeth (17) of a worm gear (16). The worm (13) is mounted in a carrier block (47), disposed in a cavity (39) of a housing (12), from translatory movement towards and aw... | 01/10/1989 |
| 4693130 | Magnetic bearing support gear train A gear train comprises a central wheel for rotation about a central axis and a plurality of pinions engaged with either inner or out circumferential teeth of the central wheel. The pinions are mounted on shafts and have teeth which are meshed with the tee... | 09/15/1987 |
| 4414859 | Bevel gear differential drives and methods for adjusting their tooth engagement A method and apparatus for adjusting tooth flank play between two sun gears and at least two planetary gears of a bevel gear differential drive is provided in which, after establishing the operating positions of both sun gears on their sun gear shaft, eac... | 11/15/1983 |
| 4297958 | Hook drive train for a sewing machine An input gear and a hook driving gear in mesh with the input gear in the gear train for the hook of a sewing machine are rendered self-adjusting by having the input gear drive the hook driving gear through a key which is movable in one direction on an inp... | 11/03/1981 |
| 4065685 | Interpolating step motor system with reduction drive interface Two step motors are interconnected so that the rotor or output shaft of one drives the stator or field structure of the other via a reduction drive assembly, so that the output shaft of the other motor may advance a load to an interpolated position betwee... | 12/27/1977 |
