Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8096407 | Poly phase drive and drive controller system A natural frequency conveyor includes a tray, base, drive system, spring assembly and drive controller for delivery of articles. The drive system includes pairs of identical first and second electromagnets having the respective pole pieces. Preferably the pole piece... | 01/17/2012 |
| 7857123 | Parts conveyor apparatus A parts conveyor apparatus that conveys parts using the vibrations includes an electromagnetic motor that generates the vibrations; a rotary panel which is mounted on an output shaft of the electromagnetic motor and rotates eccentrically by the rotation of the outpu... | 12/28/2010 |
| 7392897 | Vibrational linear conveyor Vibrational linear conveyor for conveying workpieces and powdery or granular materials with a useful mass and a counter mass, which are equal in magnitude, are mounted separately at a vibrating system and, for conveying, can be brought into an opposite oscillating o... | 07/01/2008 |
| 7281623 | Transport system including vertical rollers A transport system for conveying articles along conveyance paths including straight, curvilinear, horizontal, inclined and declined conveyance sections. The articles are conveyed between a pair of vertical belts while being supported by protrusions extending from th... | 10/16/2007 |
| 7242399 | Capacitive load drive circuit and plasma display apparatus A low-cost capacitive load drive circuit, in which a reference voltage, a first voltage, and a second voltage are supplied to a capacitive load, and a plasma display apparatus using it, have been disclosed. The capacitive load drive circuit comprises a reference vol... | 07/10/2007 |
| 7228957 | Slip conveyor assembly A slip conveyor assembly (10) having a plurality of slip conveyors (11 to 16). Each slip conveyor (11 to 16) has a tray (18) providing a conveyor surface (20) along which product is delivered. The trays (18) ar... | 06/12/2007 |
| 7210598 | Authomated pill-dispensing apparatus An under-counter portable automatic pill-dispensing apparatus includes a double array of storage units for storing pills in bulk, a retriever between the two arrays for retrieving selected storage units, and a pill-dispensing module for unloading pills into a vial. ... | 05/01/2007 |
| 7195583 | Posture and exercise seating Seating that provides comfort, facilitates healthful upright posture, has capability for exercise, and facilitates a healthful upright position, comprises a seat having left and right portions for supporting a user's left and right thighs, respectively. A seat suppo... | 03/27/2007 |
| 7104394 | Conveying apparatus with piezoelectric driver A conveying apparatus comprises an elongated conveying bed which includes a proximal end and a distal end. A support structure for the conveying bed accommodates vibratory motion of a portion of the conveying bed extending from the proximal end a substantial distanc... | 09/12/2006 |
| 7043824 | Electric-component mounting system An electric-component mounting system wherein a determining device is operated for presently required operations of working devices disposed on a common main body, to determine a cycle-time-determinant working device which determines a cycle time of the system such ... | 05/16/2006 |
| 7004306 | Conveying apparatus with piezoelectric driver A conveying apparatus comprises an elongated conveying bed which includes a proximal end and a distal end. A support structure for the conveying bed accommodates vibratory motion of a portion of the conveying bed extending from the proximal end a substantial distanc... | 02/28/2006 |
| 6763934 | Electromagnetically driven transport device and weighing apparatus using the same An electromagnetically driven transport device 1 includes a transport unit 4 for transporting an article M to be transported, an electromagnetically driven vibrating unit 2 for vibrating the transport unit 1 to transport the article, a fr... | 07/20/2004 |
| 6675955 | Self tuning vibratory control means A product delivery system and method are provided including an electromechanical vibratory conveyor which has a product conveying member, a vibrator for vibrating the product conveyor and a control system for controlling electronically the vibration of th... | 01/13/2004 |
| 6651807 | Parts feeder In a parts feeder driven by an electromagnet driver, the magnet core and the armature are rotationally misaligned either to adjust the lines of direct magnetic force between the electromagnet and the armature or, where the armature is magnetically charged... | 11/25/2003 |
| 6527104 | Differential impulse conveyor with linear motor drive A differential impulse conveyor includes a conveyor base 12 and a tray 16 movable in a forward direction to move goods with the tray and in a backward direction to slide goods along the tray. A pair of tray support members 18, 20, 192, 200, 222 interconne... | 03/04/2003 |
| 6457577 | Vibratory conveyor In a vibratory conveyor which includes a trough for transporting objects, an exciting mechanism for vibrating the trough in a horizontal direction and a supporting mechanism for supporting the trough so as to be vibratile in the horizontal direction, the ... | 10/01/2002 |
| 6357579 | Linear motor drive for vibratory feeders and conveyors A differential motion conveyor includes a cylindrical moving magnet linear motor to drive a trough into vibration to convey material. The linear motor utilizes a compact, efficient and powerful design using an annular stator which drives an armature. The ... | 03/19/2002 |
| 6318542 | Vibratory conveyor In a vibratory conveyor which includes a trough for transporting objects, an exciting mechanism for vibrating the trough in a horizontal direction and a supporting mechanism for supporting the trough so as to be vibratile in the horizontal direction, the ... | 11/20/2001 |
| 6260691 | Vibratory system A vibratory system for a vibration feeder includes pulse means for generating electrical digital pulse signals. A controller controllably converts the electrical digital pulse signals either into an incrementally increasing or decreasing DC voltage level.... | 07/17/2001 |
| 6253908 | Vibratory conveyor A conveying system with a frame supporting a conveying member suitable to move products thereon. A drive, which is preferably an electromagnetic drive having a mass that vibrates back and forth along a substantially straight path, is connected to the fram... | 07/03/2001 |
| 6206180 | Vibratory parts-feeder In a vibratory parts-feeder including; a feeder bowl in which a spiral track is formed, a vertical exciter with first electro-magnetic coil for exciting the feeder bowl in the vertical direction, a horizontal exciter with second electro-magnetic coil for ... | 03/27/2001 |
| 6202832 | Spring connection mechanism for vibratory feeders A vibratory conveying apparatus includes a trough operatively associated with a vibratory drive assembly for conveying pieces along the trough. The vibratory drive assembly includes a base member and a vibratory drive mounted to the base member. The troug... | 03/20/2001 |
| 6201330 | Adjustable tuning spring system for vibratory conveyor drives A spring coefficient adjustment system for a vibratory drive for use in driving a vibratory delivery apparatus. The drive includes an electromagnet and an associated armature spaced apart by a gap. In the drive, a plate is movable with respect to a frame.... | 03/13/2001 |
| 6189683 | Differential impulse conveyor with linear motor drive A differential impulse conveyor includes a conveyor base 12 and a tray 16 movable in a forward direction to move goods with the tray and in a backward direction to slide goods along the tray. A pair of tray support members 18, 20, 192, 200, 222 interconne... | 02/20/2001 |
| 6179117 | Vibratory conveyor A conveying system with a frame supporting a conveying member suitable to move products thereon. A drive, which is preferably an electromagnetic drive having a mass that vibrates back and forth along a substantially straight path, is connected to the fram... | 01/30/2001 |
| 6168010 | Apparatus and method for controlling vibrating feeder A method and apparatus of controlling a vibrating feeder applies a drive signal to a vibrating mechanism connected to the vibrating feeder at a first predetermined power level, and subsequently applies the drive signal to the vibrating mechanism at a seco... | 01/02/2001 |
| 6161679 | Vibratory drive unit and associated parts feeder bowl A vibratory drive unit is modular in construction and includes a base member, a top member, a number of lower spring mounting members detachably mounted to the base member, a corresponding number of upper spring mounting members detachably mounted to the ... | 12/19/2000 |
| 6116408 | Apparatus and system for controlling the operating frequency of an electromagnetic vibratory feeder at a submultiple of the power line frequency An apparatus and system are provided for controlling the operating frequency of an electromagnetic vibratory feeder at a submultiple of the power line frequency. The apparatus is couplable to a terminal of an electromagnetic coil of the electromagnetic vi... | 09/12/2000 |
| 6105753 | Linear vibratory parts feeder A linear vibratory parts feeder is formed from modular components detachably mounted to one another. A counterweight is detachably mounted to a reversible mounting plate and a plurality of lower spring anchors are detachably mounted to the counterweight. ... | 08/22/2000 |
| 6079549 | Driver unit for an electrically driven vibratory conveyor A drive circuit for an electromechanically excited vibratory conveyor responds to the inductance fluctuations of the conveyor drive coil due to mechanical vibration so as to feed the coil with drive pulses having a repetition frequency commensurate with t... | 06/27/2000 |
| 6079550 | Vibratory conveyor A conveying system with a frame supporting a conveying member suitable to move products thereon. A drive, which is preferably an electromagnetic drive having a mass that vibrates back and forth along a substantially straight path, is connected to the fram... | 06/27/2000 |
| 6041915 | Vibratory conveyor with side-mounted drivers A vibratory conveyor assembly including a material transporting trough driven by oscillating motion which imparts a force causing materials located in the trough to be advanced. The conveyor includes a continuous, unitary saddle plate attached about the t... | 03/28/2000 |
| 5967294 | High stroke, highly damped spring system for use with vibratory feeders A vibratory conveying feeder includes a trough mounted by springs to a base with a vibratory driver bonded to the base and connected to the trough. The springs include a first vertically oriented spring at a front of the conveyor connected between the bas... | 10/19/1999 |
| 5931286 | Driving unit for vibration conveyors A driving unit includes an electromagnet (33), a vibration plate (11) arranged on one side of the electromagnet (33), and a complementary vibration plate (32) arranged at the opposite side of the electromagnet (33). The parts (1, 2) of the vibration conve... | 08/03/1999 |
| 5865297 | Vibratory parts-feeder In a vibratory parts-feeder, a bowl is combined with a base block by plural sets of single leaf spring. A controller is connected to an electro-magnetic coil of a drive part for the parts feeder. The bowl is torsionally vibrated nearly at a resonant frequ... | 02/02/1999 |
| 5821657 | Electromagnetic vibratory feeder with rare earth magnet A vibratory feeder for feeding low density powered material having a tray, a base and a motor supporting the tray on the base. The motor includes an electromagnet having an AC coil supported on an intermediate leg between the outer legs and an armature ha... | 10/13/1998 |
| 5757092 | Vibratory drive unit A vibratory drive unit of modular construction includes a bottom plate, a first side plate attached to one side of the bottom plate, a second side plate attached to an opposite side of the bottom plate, a front plate attached to the bottom plate, first si... | 05/26/1998 |
| 5664664 | Magnetic vibrator sub-assembly for vibratory feed devices A magnetic vibrator sub-assembly for a vibratory feed device is described which provides uniform directional motion to component parts placed on its upper member through coaction of the upper member with an alternately energized electromagnetic field and ... | 09/09/1997 |
| 5518108 | Radial air gap electromagnetic oscillator for two mass vibration system A vibratory device operable as a two mass vibrating system comprising a base mass and a work member mass spring coupled and mounted on isolator springs and operating at a frequency approximating the natural frequency of the system. A multiple number of le... | 05/21/1996 |
| 5293987 | Feeder drive An electromagnetic exciter for use in powering vibratory equipment includes a plurality of deflectable elastomeric springs in a configuration that allows the spring system to achieve a vertical non-linear spring rate increase beneficial in dual mass elect... | 03/15/1994 |
