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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

La publicité dans l'industrie horlogère suisse

Montandon, Carlo. January 1932 (has links)
Thesis (doctoral)--Université de Neuchatel, 1932. / Includes bibliographical references.
2

Die Betriebsorganisation in der Uhrenindustrie

Thommen, Andreas. January 1949 (has links)
Diss.-Basel. / Issued also as: Basler betriebswirtschaftliche studien. Includes bibliographical references (p. x-xii).
3

Die Betriebsorganisation in der Uhrenindustrie

Thommen, Andreas. January 1949 (has links)
Diss.-Basel. / Issued also as: Basler betriebswirtschaftliche studien. Includes bibliographical references (p. x-xii).
4

A study of the Hong Kong watch and clock industries.

January 1987 (has links)
by Fok Oi-Ling Catherine, Cheung Tung-Lan Tony. / Thesis (M.B.A.)--Chinese University of Hong Kong, 1987. / Bibliography: leaves 99-100.
5

A study of Hong Kong watch parts industry with special emphasis on marketing management.

January 1900 (has links)
Lai Cheung Fai. / Cover title. / Thesis (M.B.A.)--Chinese University of Hong Kong. / Bibliography: leaves 110-111.
6

Du rôle de l'état dans la réorganisation de l'industrie horlogère suisse

Ledermann, Bernard. January 1941 (has links)
Thèse-Université de Neuchâtel.
7

Modeling and experimental validation of spiral microsprings.

January 2008 (has links)
Ko, Pui Hang. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 86-90). / Abstracts in English and Chinese. / Chapter 1. --- Introduction --- p.1 / Chapter 1.1 --- Micro bearing in precision engineering --- p.1 / Chapter 1.2 --- Micro spiral spring --- p.5 / Chapter 1.3 --- Outline of the thesis --- p.9 / Chapter 2. --- Mainspring Segment with Carbon Nanotube Coating --- p.10 / Chapter 2.1 --- Introduction --- p.10 / Chapter 2.2 --- Coating on the mainspring --- p.12 / Chapter 2.2.1 --- Experimental Setup for Finding the Young's Modulus --- p.12 / Chapter 2.2.2 --- Elastic Modulus of the mainspring without coating --- p.15 / Chapter 2.2.3 --- Elastic Modulus of the mainspring with coating --- p.18 / Chapter 2.2.4 --- Thickness of the coating --- p.19 / Chapter 2.3 --- Elastic deformation of mainspring --- p.22 / Chapter 2.3.1 --- Mathematical Model Derivation --- p.24 / Chapter 2.3.2 --- Data Analysis --- p.35 / Chapter 2.4 --- Summary --- p.38 / Chapter 3. --- FEA of the Spiral Spring Structure --- p.53 / Chapter 3.1 --- Introduction --- p.53 / Chapter 3.2 --- Model Formation --- p.55 / Chapter 3.2.1 --- Preprocess --- p.56 / Chapter 3.2.2 --- Solver --- p.60 / Chapter 3.2.3 --- Post-process --- p.71 / Chapter 3.3 --- A Comparison between Simulation and Experiment Results --- p.74 / Chapter 3.3.1 --- Experimental setup --- p.74 / Chapter 3.3.2 --- Results Analysis --- p.77 / Chapter 3.4 --- Summary --- p.78 / Chapter 4. --- Conclusions and Future Work --- p.81 / Chapter 4.1 --- Summary of micro spiral spring --- p.81 / Chapter 4.2 --- Contributions --- p.83 / Chapter 4.3 --- Future work --- p.84 / Bibliography --- p.86 / Appendix --- p.91 / Chapter A1 --- "Specification of CSM Instrument, Swiss, Variocouple" --- p.91 / Chapter A2 --- Matlab® program of the spiral spring segment FEA --- p.91 / Chapter A3 --- "The paper: ""Nano-Bearing: A New Type of Air Bearing with Flexure Structure""" --- p.99
8

Geometry-based simulation of mechanical movements and virtual library.

January 2008 (has links)
Tam, Lam Chi. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 85-88). / Abstracts in English and Chinese. / Chapter 1. --- Introduction --- p.1 / Chapter 1.1. --- Background --- p.1 / Chapter 1.2. --- Objectives --- p.5 / Chapter 2. --- Literature Survey --- p.7 / Chapter 2.1. --- Existing Virtual Libraries --- p.7 / Chapter 2.2. --- Challenges --- p.13 / Chapter 3. --- Virtual Library of Mechanical Timepieces --- p.15 / Chapter 3.1. --- Structure of the Virtual Library --- p.16 / Chapter 3.2. --- Mechanical Clock Escapements --- p.19 / Chapter 3.2.1. --- Graham Escapement --- p.19 / Chapter 3.3. --- Mechanical Watch Escapements --- p.21 / Chapter 3.3.1. --- English Lever Escapement --- p.21 / Chapter 3.3.2. --- Swiss Lever Escapement --- p.24 / Chapter 3.3.3. --- Daniels Co-Axial Double-Wheel Escapement --- p.26 / Chapter 3.3.4. --- Spring Detent Escapement --- p.31 / Chapter 3.3.5. --- Cylinder Escapement --- p.35 / Chapter 3.3.6. --- Verge Escapement --- p.41 / Chapter 3.4. --- Accessories --- p.46 / Chapter 3.4.1. --- Automatic Winding System --- p.46 / Chapter 3.4.2. --- Moon Phase Mechanism --- p.65 / Chapter 3.5. --- Chapter Summary --- p.71 / Chapter 4. --- Implementations --- p.73 / Chapter 4.1. --- CAD Modeling of the Escapement Structure --- p.73 / Chapter 4.2. --- Website Design --- p.78 / Chapter 4.3. --- An Application --- p.79 / Chapter 5. --- Conclusions --- p.82 / References --- p.85 / Appendix A --- p.89 / Appendix B --- p.101
9

Multibody dynamics based simulation studies of escapement mechanisms in mechanical watch movement.

January 2008 (has links)
Fu, Kin Chung Denny. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 119-123). / Abstracts in English and Chinese. / Abstract --- p.i / 摘要 --- p.iii / Acknowledgements --- p.iv / Table of Contents --- p.v / List of Figures --- p.viii / List of Tables --- p.xi / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Objective --- p.1 / Chapter 1.2 --- Fundamental knowledge of multibody dynamics --- p.2 / Chapter 1.3 --- Escapement mechanisms --- p.5 / Chapter 1.3.1 --- Time keeping accuracy and stability factors --- p.7 / Chapter 1.3.2 --- Estimations of moment of inertia --- p.9 / Chapter 1.3.3 --- Other simulations and analyses --- p.15 / Chapter 1.4 --- Thesis outlines --- p.15 / Chapter 1.5 --- Chapter summary --- p.17 / Chapter Chapter 2 --- Multibody Dynamics --- p.18 / Chapter 2.1 --- The unilateral corner law of impact --- p.18 / Chapter 2.2 --- The Coulomb's friction --- p.19 / Chapter 2.3 --- "Slip, stick, and slip reversal phenomena" --- p.20 / Chapter 2.4 --- The coefficients of restitution --- p.20 / Chapter 2.5 --- Ways of formulating multiple contacts --- p.22 / Chapter 2.6 --- Integration procedure --- p.22 / Chapter 2.7 --- The P. Pfeiffer and Ch. Glocker's approach --- p.23 / Chapter 2.7.1 --- Kinematics calculation --- p.23 / Chapter 2.7.2 --- Configuration index --- p.26 / Chapter 2.7.3 --- Motion without contact --- p.27 / Chapter 2.7.4 --- Motion for detachment and slip-stick transition and LCP formulation --- p.27 / Chapter 2.7.5 --- Motion for impact and LCP formulation --- p.37 / Chapter 2.8 --- Solving LCP --- p.50 / Chapter 2.9 --- Chapter summary --- p.52 / Chapter Chapter 3 --- Development of the Simulation Tool --- p.54 / Chapter 3.1 --- Kinematics calculation --- p.54 / Chapter 3.1.1 --- Geometric definitions --- p.55 / Chapter 3.1.2 --- Line-to-line contact --- p.59 / Chapter 3.1.3 --- Arc-to-line contact --- p.62 / Chapter 3.1.4 --- Kinematics calculation procedures --- p.67 / Chapter 3.2 --- Obtaining the solutions --- p.72 / Chapter 3.3 --- Revised numerical treatment for LCP solving --- p.73 / Chapter 3.4 --- Integration procedure of simulation --- p.74 / Chapter 3.5 --- Verification example --- p.76 / Chapter 3.5.1 --- Classical mechanics approach --- p.76 / Chapter 3.5.2 --- Pre-calculation before application --- p.79 / Chapter 3.5.3 --- Simulation results --- p.81 / Chapter 3.6 --- Chapter summary --- p.83 / Chapter Chapter 4 --- Application to Swiss Lever Escapement --- p.84 / Chapter 4.1 --- Working principle of Swiss lever escapement --- p.84 / Chapter 4.2 --- Simulation of Swiss lever escapement --- p.87 / Chapter 4.2.1 --- Pre-calculation of kinematics --- p.88 / Chapter 4.2.2 --- Simulation results --- p.89 / Chapter 4.3 --- More simulations --- p.102 / Chapter 4.3.1 --- Theoretical optimal peak amplitudes --- p.102 / Chapter 4.3.2 --- Simulation of coaxial escapement --- p.103 / Chapter 4.3.3 --- Simulations with different simulation parameters --- p.109 / Chapter 4.3.4 --- Relation of input complexity and computational time --- p.111 / Chapter 4.4 --- Chapter summary --- p.113 / Chapter Chapter 5 --- Conclusions and Future works --- p.114 / Chapter 5.1 --- Conclusions --- p.114 / Chapter 5.2 --- Future works --- p.117 / Bibliography --- p.119
10

A study of the Hong Kong watch and clock assembly industry: with emphasis on the export marketing strategies.

January 1976 (has links)
Thesis (M.B.A.)--Chinese University of Hong Kong. / Bibliography: leaves 82-83.

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