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Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Number | Title | Issue Date |
| 5943639 | Displacement detection apparatus including an error correction system A displacement detecting apparatus includes an error correcting circuit through which a pair of sine wave signals detected by a detecting head unit are corrected. A signal detecting circuit receives the pair of sine wave signals whose phases are shifted b... | 08/24/1999 |
| 5909115 | Position detecting apparatus employing magnetoresistance effect elements connected in series A position detecting apparatus can detect a position with high accuracy even when a relative angle between a magnetic recording medium and a magnetic detecting portion is fluctuated, when an angle of the magnetic recording medium is partly fluctuated or e... | 06/01/1999 |
| 5909329 | High-speed video printer with tracking adjustment of slave tape A video printer for printing a magnetic pattern of a master tape on a slave tape comprises a read head for reading a control signal printed on the slave tape, a phase shift circuit for shifting a phase of the control signal read by the read head, and a wr... | 06/01/1999 |
| 5814732 | Laser doppler speed measuring apparatus A laser Doppler speed measuring apparatus comprises a laser light source, a photodetector, an FM demodulator, and an integrated filter circuit. A selector switch is interposed between the FM demodulator and the integrated filter circuit so as to ensure sw... | 09/29/1998 |
| 5706219 | Interpolation device An interpolation device for executing an interpolation of cyclic analog signals includes an analog-digital converter which converts the analog signal to a digital signal. A digital filter removes a high-frequency component of the output digital signal fro... | 01/06/1998 |
| 5663643 | Position detecting apparatus using offset calculated from sum of three-phase signals A position detecting apparatus for a scale measuring system executes a offset correction of the detected three-phase signals A, B and C by using the arithmetic mean (A+B+C)/3 as an offset value. Further, the apparatus executes a gain correction of the off... | 09/02/1997 |
| 5637868 | Fixed point detecting device using detection of light diffracted by holographic diffraction gratings A fixed point detecting device comprises a light source, a hologram disposed therebelow and having two portions, and two light receivers for detecting lights diffracted by the two portions of the hologram, wherein an angle of diffraction of light diffract... | 06/10/1997 |
| 5635833 | Magnetic linear scaling device having protective resin tape A magnetic linear scaling device including a stationary base and a magnetic scale secured to the stationary base. The magnetic scale has a track including a detection area in which magnetic scale data is recorded. A magnetic head is so disposed as to be m... | 06/03/1997 |
| 5521394 | Compact displacement detecting system with optical integrated circuit and connector in-line with optical axis A displacement detecting system comprises an optical detector which includes a one-chip optical IC having a laser light source, light receiving elements for generating, in response to laser light reflected by a surface to be measured, a focus error signal... | 05/28/1996 |
| 5499096 | Optical instrument and measurement for measuring displacement of scale using different order diffraction of a diffraction grating In an instrument and method for optically measuring a displacement of a scale which can achieve the noise elimination of returning light to a coherent light source, the scale and optical system are so constructed that an intersecting point of light fluxes... | 03/12/1996 |
| 5488782 | Scale plate arrangement A scale plate arrangement is adapted to be attached to a machine tool for detecting, for example, position and velocity of an object. The scale plate arrangement includes a scale-plate base and a scale plate which has a scale thereon. The scale plate is w... | 02/06/1996 |
| 5485407 | Interpolation device for scale arrangement An interpolation device for a scale arrangement receives sine wave and cosine wave signals indicative of a measuring data from the scale arrangement and calculates a DC offset value, an amplitude coefficient and an amount of a phase drift on the basis of ... | 01/16/1996 |
| 5477333 | Displacement detecting apparatus A displacement detecting apparatus for detecting a displacement between an object lens thereof and a measured surface in a non-contact manner. The displacement detecting apparatus comprises an object lens for focusing laser beam on the measured surface. A... | 12/19/1995 |
| 5475209 | Displacement measurement apparatus having first and second servo control circuits and a zone decision circuit A displacement measurement apparatus utilizing an astigmatism, comprises an objective lens, an optical system detecting an offset distance between a relative distance of the objective lens to a measured surface and its focal distance by utilizing a reflec... | 12/12/1995 |
| 5432443 | Linear position detector including a phase shifter and a sample-and-hold circuit for synchronizing a sample pulse period with the reference period of the equilibrium modulated signal An apparatus for detecting a relative displacement between a scale and a head is disclosed in which an equilibrium modulated signal derived from at least one detecting head is processed and converted into a DC voltage signal, a level of the DC voltage sig... | 07/11/1995 |
| 5389189 | Splicing tape feeding device for use in a tape splicer A splicing tape feeding device is disclosed which is adapted for supplying a splicing tape for joining a magnetic tape to a leader tape. The splicing tape feeding device includes a stationary base member and a movable member displaceable relative to the b... | 02/14/1995 |
| 5383625 | Reel holder for use in tape winding apparatus A reel holder for use in a tape winding apparatus comprises a cylindrical drum unit which is rotated by the tape winding apparatus. A plurality of lock pins are radially movably mounted in a peripheral portion of the drum unit. Each each lock pin is axial... | 01/24/1995 |
| 5366174 | Tape winding apparatus A tape winding apparatus, in which a tape drawn from a pancake reel and loaded onto a reel base is wound and accommodated within a cassette, includes a pancake reel exchanging apparatus, wherein at least two pancake reels coaxially disposed with respect t... | 11/22/1994 |
| 5363034 | Position detector with magnetic scale and magnetic sensor that has magnetic reluctance elements in non-overlapping relationship A position detecting apparatus is comprised of a magnetic scale formed by sequentially disposing magnets at a lattice pitch λ, and a magnetic sensor disposed in an opposing relation to the magnetic scale so as to become relatively movable to each other, ... | 11/08/1994 |
| 5325349 | Hard disc drive and a servo signal writing apparatus A hard disc drive is comprised of a casing, a head arm located in the casing and movable in unison with a head, and a diffraction grating mounted on the head arm so as to diffract a light introduced into the casing from the outside of the casing, in which... | 06/28/1994 |
| 5273196 | Tape transport apparatus An endless tape transport apparatus is comprised of a tape transport unit having a tape feeding device for transporting an endless tape, a tape compartment unit in which the endless tape is housed, the endless tape being transported around the tape transp... | 12/28/1993 |
| 5243280 | Magnetic sensor and position detector A magnetic sensor is disposed in an opposing relation to a magnetic scale in which a flat surface scale base made of a glass is plated by a magnetic material and a resultant plated layer is magnetized at a constant grating pitch. The magnetic sensor inclu... | 09/07/1993 |
| 5225918 | Hologram scale, apparatus for making hologram scale, moving member having hologram scale assembled hologram scale and apparatus for making assembled hologram scale An apparatus for making a hologram scale is comprised of a reference diffraction grating on which a light becomes incident and from or by which the incident light is emitted or reflected as a diffracted light, and a recording material, wherein at least tw... | 07/06/1993 |
| 5164031 | Tape splicing method and apparatus A cutting/connection device of a tape splicer includes a fixed base member and a vertically displaceable member. The end portions of tapes to be spliced are overlaid one on top of the other on the device. A cutter severes the tapes so that the movable mem... | 11/17/1992 |
| 5151798 | Hologram scale A hologram scale is comprised of a hologram grating plate in which a hologram grating is formed, and a protecting substrate on which an origin and/or fixed point detecting scale of the hologram grating is formed, wherein the protecting substrate is bonded... | 09/29/1992 |
| 5148403 | Production of prerecorded tape cassettes Open spool reels (18) of magnetic tape (7) are recorded with a plurality of different programmes interspersed with recordings in a different form (typically as interruptions to the sync track), representing data information concerning the programme materi... | 09/15/1992 |
| 5016359 | Linear scale arrangement A scale arrangement is designed for monitoring relative displacement between first and second members. The scale arrangement comprises an elongated scale having end portions at both ends thereof, a pair of receptacles respectively receiving the end portio... | 05/21/1991 |
| 4868688 | Elongated strip storage apparatus and recorder tape duplicator system utilizing endless tape stored in storage apparatus An endless elongated strip storage apparatus includes a casing which defines a strip storage space. The casing has at least one peripheral wall which is oscillatable. Oscillation of the oscillatable wall contains a component in a tape feeding direction. T... | 09/19/1989 |
| 4843729 | Mounting structure for magnetic linear scale unit A magnetic linear scale unit comprises a magnetic scale and mounting blocks which are designed to be rigidly fixed to one of relatively displaceable mechanical components, about which magnitude or stroke of the relative thrusting displacement is to be mea... | 07/04/1989 |
| 4484391 | Magnetic scaling device A magnetic scaling device has a housing formed at least partly of non-magnetic material, such as aluminum or stainless steel. A magnetic scale is disposed on the housing, and a reading head is disposed within the housing and provides an output signal corr... | 11/27/1984 |
