1. Introduction A basic problem in the design theory of semiconductor systems such as p-n junction devices relates to the determination of the spatial variation of electrostatic potential, 4, of electric field intensity, and ...

The present assembly method and component parts of a chosen product are analysed. The design of components is investigated, and a workstation sequence is proposed based upon the modified components. A pick-and-place ...

A description of the various forms of fluid diode and report of tests done on a breadboard unit leading to the manufacture and testing of a prototype 1 14u vortex diode. This work was carried out under contract for ...

INTRODUCTION This report is a summary of the ground covered during a 6 month pilot study encompassing a number of aspects of hovercraft operations. It is hoped that the experience gained. during this period of study ...

Investigations into automatic assembly systems have been carried out. The conclusions show the major features to be considered by a company operating the machine to assemble the contact block with regard to machine ...

Anisotropy has already been mentioned in connexion with SP. Johnson et al (1) have shown that specimens of circular cross-section, machined from hot-rolled SP Zn/Al eutectic and eutectoid plate, become elliptical on ...

1. General Progress The six months from April to September 1969 have been spent mainly in consolidating the work of the previous eighteen months. Firstly, due to major servicing problems, it became necessary to redesign ...

Introduction 1.1.1 This is a project report written by the members of the College of Aeronautics short course held between 24th February and 7th March, 1969. 1.1.2 An Interim Report was presented by the Planning ...

An Industrial survey has been carried out to determine the desired features of an automatic as machine. A questionnaire was circulated to industry and the results of the 38% response obtained were analysed and plotted. ...

Introduction The value of fine grids, electromarked (1) on to metal sheets before pressing, so that the type and magnitude of the strain developed in the critical region of the pressing can be assessed, is undisputed. Keeler ...