Abstract: A contact-terminal apparatus for use in measuring an electrical property of an object includes a first contact-terminal unit made of a conductive material to come in contact with the object, a movable part having a first surface on which the first contact-terminal unit is placed, and a pressure sensor situated beneath a second surface of the movable part, wherein the pressure sensor has a pressure detecting part that is in contact with the second surface of the movable part.

Abstract: A connector includes a first connector and a second connector, wherein the first connector includes first contacts made of a conductive material, and a first movable part made of an insulating material, wherein the first contacts have respective first contact portions of a convex shape, and the first movable part is connected to the first contacts to be movable together with the first contact portions, wherein the second connector includes second contacts made of a conductive material, and a second movable part made of an insulating material, wherein the second contacts have respective second contact portions coming in contact with the first contact portions, and the second movable part is connected to the second contacts to be movable together with the second contact portions, and wherein the first contact portions and the second contact portions are configured to come in contact with each other, thereby establishing electrical coupling.

Abstract: A contact-terminal apparatus for use in measuring an electrical property of an object includes a first contact-terminal unit made of a conductive material to come in contact with the object, a movable part having a first surface on which the first contact-terminal unit is placed, and a pressure sensor situated beneath a second surface of the movable part, wherein the pressure sensor has a pressure detecting part that is in contact with the second surface of the movable part.

Abstract: A connector includes a first connector and a second connector, wherein the first connector includes first contacts made of a conductive material, and a first movable part made of an insulating material, wherein the first contacts have respective first contact portions of a convex shape, and the first movable part is connected to the first contacts to be movable together with the first contact portions, wherein the second connector includes second contacts made of a conductive material, and a second movable part made of an insulating material, wherein the second contacts have respective second contact portions coming in contact with the first contact portions, and the second movable part is connected to the second contacts to be movable together with the second contact portions, and wherein the first contact portions and the second contact portions are configured to come in contact with each other, thereby establishing electrical coupling.

Abstract: A card-type peripheral device including a circuit board having a ground conductor, a conductive frame for supporting the circuit board, and a conductive panel attached to the conductive frame and cooperating with the conductive frame to surround the circuit board. The conductive frame includes a frame section having an exposed surface portion, a first contact section formed integrally with the frame section and making an electrically conductive contact with the ground conductor of the circuit board, and a second contact section formed integrally with the frame section and making an electrically conductive contact with the conductive panel. The first contact section preferably exhibits a spring action so as to establish a good electrically conductive connection between the frame section of the conductive frame and the ground conductor of the circuit board.

Abstract: A card-type peripheral device including a circuit board having a ground conductor, a conductive frame for supporting the circuit board, and a conductive panel attached to the conductive frame and cooperating with the conductive frame to surround the circuit board. The conductive frame includes a frame section having an exposed surface portion, a first contact section formed integrally with the frame section and making an electrically conductive contact with the ground conductor of the circuit board, and a second contact section formed integrally with the frame section and making an electrically conductive contact with the conductive panel. The first contact section preferably exhibits a spring action so as to establish a good electrically conductive connection between the frame section of the conductive frame and the ground conductor of the circuit board.

Abstract: A key switch including a plurality of key tops coupled with each other in an independently movable manner and a switching mechanism arranged close to the key tops and including plural sets of electric contacts. The switching mechanism is capable of opening and closing any one of the plural sets of electric contacts in connection with individual movements of the key tops. A keyboard having a plurality of key switches includes a casing for accommodating the key switches with the key tops thereof being at least partially exposed, and a connecting section joined to the casing and capable of electrically connecting the key switches with a portable information apparatus. The casing is capable of detachably supporting the portable information apparatus through the connecting section.

Abstract: A portable apparatus having a slot for inserting a PC card which includes a card unit and a fingerprint scanner unit. The PC card has a support for supporting the scanner and reducing the force transferred to the card unit and a connector for realizing correct fingerprint identification whether the card is inserted into the left or the right of the apparatus. The apparatus includes a support pivotally joins the scan unit and the card unit together or adjust the height of the scan unit.

Abstract: A terminator for an ULTRA-2-SCSI bus has an indicator to indicate an operating mode of the bus, a connector, a terminating unit connecting data lines of the ULTRA-2-SCSI bus to terminating resistors through the connector, a mode detector detecting an operating mode of the bus according to a voltage in a differential voltage detecting line of the bus, LEDs (212, 213) and LED drivers (215, 216) driving the LED's according to the output of the mode detector. These elements are arranged in a casing consisting of upper and lower covers (201, 202). The upper cover has LED lenses (205, 206) through which light from the LEDs passes and which indicates an operating mode of the bus.

Abstract: A key switch including a plurality of key tops coupled with each other in an independently movable manner and a switching mechanism arranged close to the key tops and including plural sets of electric contacts. The switching mechanism is capable of opening and closing any one of the plural sets of electric contacts in connection with individual movements of the key tops. A keyboard having a plurality of key switches includes a casing for accommodating the key switches with the key tops thereof being at least partially exposed, and a connecting section joined to the casing and capable of electrically connecting the key switches with a portable information apparatus. The casing is capable of detachably supporting the portable information apparatus through the connecting section.

Abstract: A keyboard to which the portable type information apparatus, such as an electronic notebook, a pen computer or a portable digital assistants/terminal equipment, can be directly and detachably connected and by which a large quantity of information can be quickly inputted. The keyboard is provided with a connector, to which a portable type information apparatus is directly and detachably connected, and a plurality of keys through which the apparatus can be operated. The keys are arranged in the keyboard main body, and the connector is arranged in the keyboard movable section. The keyboard movable section is connected to the keyboard main body while an angle formed between the keyboard movable section and the keyboard main body can be arbitrarily changed and the angular position can be held by itself. The keyboard is provided with an engaging section by which the keyboard is mechanically engaged and fixed to the information apparatus.

Abstract: This invention relates to a single-hand input keyboard for inputting data into various data processing devices, which can be held and operated by a single hand. The keyboard includes a case having an upper case and a lower case, the upper case having an opening at a central portion thereof, a switch unit mounted in the case, the switch unit having a plurality of button switches facing the opening, and a holder formed in a back face of the case. A plurality of the button switches are arranged so as to be pressed by fingers when the single-hand input keyboard is held by a single hand with the thumb and the palm.

Abstract: In a magnetic disk storage apparatus, a magnetic disk, magnetic head, head positioning mechanism and head servo circuit are employed. To avoid an oscillation phenomenon of a head servo system, there is provided a gain controlling system so as to adjust an amplification gain of the servo circuit.