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117results about How to "Inexpensively" patented technology

Semiconductor device and semiconductor module having external electrodes on an outer periphery

The present invention is directed to a semiconductor device and a semiconductor module both having an inexpensive and compact structure. The semiconductor module (M1) according to a first embodiment of the present invention is comprised of a plurality of semiconductor devices (A1) through (A3) having a structure that includes external connection electrodes (15) and (16) being provided on both the face side and the back side of outer peripheral portions of a printed wiring board (10), and a semiconductor integrated circuit chip (1A) being mounted on a central portion of the printed wiring board (10). The external connection electrodes (15) of the semiconductor devices (A1) and (A3) and the external connection electrodes (16) of the semiconductor device (A2) are electrically connected to each other by solder Sb, for example, either directly or through a chip part (30) or a relay board (40).
Owner:SONY CORP

Transmission Apparatus for a Tractor

Disclosed is a transmission apparatus for a tractor which is operable to transmit a forward drive force in a wide speed changing range to the traveling device and which is operable also to transmit a reverse drive force to the traveling device in an inexpensive manner and with good transmission efficiency. A planetary transmission section (30) is configured to output the forward drive force in whichever case a hydrostatic stepless speed changing section (11) is speed-changed to a forward rotation speed change state or a reverse rotation speed change state. A low speed transmission clutch (45) couples a low speed side speed changing gear (41), meshed with a low speed side output gear (31) of the planetary transmission section (30), to a counter shaft (44) to be rotatable therewith. A high speed transmission clutch (46) couples a high speed side speed changing gear (42), meshed with a high speed side output gear (32) of the planetary transmission section (30), to the counter shaft (44) to be rotatable therewith. An output shaft gear (48) is meshed with a counter gear (47) supported on the counter shaft (44) to be rotatable therewith. A reverse transmission clutch (52) couples a reverse transmission gear (51), meshed with the high speed side output gear (31), to an output shaft (43) to be rotatable therewith.
Owner:KUBOTA LTD

Tap Holder

It is an object of the invention to provide a tap holder in which even when an error is brought about in synchronizing spindle feeding and rotation of a tapper body and a tap collet of a tap holder in correspondence with a machine tool spindle, the synchronization can be established by absorbing the error by a simple constitution. As means therefor, the tap holder is characterized in that a tapper body and a tap collet are inserted by a locking member at portions of the tapper body and the tap collet overlapping each other, and the tap collet is fixed to the tapper body by engaging the locking member with at least one of the tap collet and the tapper body in a state of being interposed with an elastic member on both sides thereof in an axial direction X.
Owner:BIG DAISHOWA CO LTD
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