About 34 results
https://drivepatents.com/patents/1095864 · 21 May 2003
To provide a movement-detecting altimeter designed so as to be capable of avoiding excessive accumulation of errors. The movement-detecting altimeter has a movement dependent altitude updating unit which updates an indicated altitude when a moving conditio...
https://drivepatents.com/patents/1096245 · 2 May 2003
A method of coating a fluorocarbon resin includes roughening a coating surface by shot-blasting using a water-soluble shot material or a vaporizable shot material or by irradiation of laser or plasma. The method provides a high-quality fluorocarbon resin c...
https://drivepatents.com/patents/1097663 · 12 Mar 2003
To provide an electronic equipment having a built-in electronic compass that detects terrestrial magnetism using a magnetic sensor, which is drivable with efficiency, and displays a compass direction (north). In this electronic wrist watch, a comparison me...
https://drivepatents.com/patents/1099960 · 4 Dec 2002
To provide a power supply apparatus that replaces a dry battery by detecting electric field energy in a free space, rectifying the energy, extracting the energy as electric power, and accumulating the electric power. In particular, there is provided a powe...
https://drivepatents.com/patents/1104900 · 2 May 2002
The attitude detection device 510 of this invention comprises: a case 510a having a hexahedral shape; electrodes A1-A6 arranged one on each inner surface of the case 510a; and a conductive fluid 530 accommodated in the case 510a; wherein the electrodes A1-...
https://drivepatents.com/patents/1106313 · 6 Mar 2002
To provide a battery holding structure of an electronic timepiece having a simple constitution and being inexpensive, there is provided a battery frame (102) having an opening portion (113) for holding a battery (101), the battery frame (102) is provided w...
https://drivepatents.com/patents/1106597 · 20 Feb 2002
It is an object of the present invention to provide a portable pressure measuring apparatus to be used as an altimeter, which can be automatically switched to an optimum sampling period in accordance with a use of the apparatus before a pressure measuremen...
https://drivepatents.com/patents/1106794 · 6 Feb 2002
To provide an adjusting method of an electronic azimuth meter capable of properly adjusting the electronic azimuth meter and an apparatus used for the method. According to an adjusting method of an electronic azimuth meter having a magnetic detector, magne...
https://drivepatents.com/patents/1108584 · 14 Nov 2001
A correcting mechanism of an electronic azimuth meter includes a storing unit for storing maximum values and minimum values with regard to magnetic field detecting values by X- and Y-direction magnetic sensors, an updating unit for updating the magnetic fi...
https://drivepatents.com/patents/1110317 · 12 Sep 2001
A portable altimeter of the present invention is provided with a movement determining unit for determining whether or not the altimeter is at a standstill or moving by comparing an amount of change in altitude with a prescribed standstill threshold value a...