L'édition de cet ISBN n'est malheureusement plus disponible.
Unlike some other reproductions of classic texts (1) We have not used OCR(Optical Character Recognition), as this leads to bad quality books with introduced typos. (2) In books where there are images such as portraits, maps, sketches etc We have endeavoured to keep the quality of these images, so they represent accurately the original artefact. Although occasionally there may be certain imperfections with these old texts, we feel they deserve to be made available for future generations to enjoy.
Les informations fournies dans la section « Synopsis » peuvent faire référence à une autre édition de ce titre.
PRACTICAL PATTERN MAKING
CHAPTER I.
foundry patterns and foundry FR act ice.
A foundry pattern is a counterpart of a casting, and is used to form the mould into which the molten metal is poured. Pattern-making is thus a very important part of foundry work, and the pattern-maker must be a craftsman of experience and of more than ordinary intelligence. Pattern-making is done usually in a shop having only two or three workmen, each one of whom must bo able to make any description of pattern that may be wanted. Thus one man soon conies to command a wide range of the art, and is obliged to bo conversant with a great number of processes widely different in character the one from the other. The competent pattern maker has a knowledge of practical plane and solid geometry and of mechanical drawing ; he is constantly required to lay upon an uneven angular surface lines which the ordinary draughtsman can get much more easily on the smooth surface of paper. He must know the nature of the woo
Table of Contents
CHAPTER l'AfE; I-Foundry Patterns and Foundry Practice 9; II-Jointing-up Patterns 24; ILL-Finishing Patterns36; IV-Circular Patterns42; V-M;iking Core-boxes>r>0; VI-Coring Holes in Castings59; VII- Patterns and Moulds for Iron Columns 83 VIII-Steam-engine Cylinder Patterns and Core-boxes 93; IX- Worm Wheel Pattern101; X-Lathe-bed Patterns110; XL-Headstock and Poppet Patterns 125; XII -Slide-rest Patterns135; XIII-Miscellaneous Patterns and Core-boxes 147 Index 158
About the Publisher
Forgotten Books is a publisher of historical writings, such as: Philosophy, Classics, Science, Religion, History, Folklore and Mythology.
Forgotten Books' Classic Reprint Series utilizes the latest technology to regenerate facsim
Les informations fournies dans la section « A propos du livre » peuvent faire référence à une autre édition de ce titre.
(Aucun exemplaire disponible)
Chercher: Créez une demandeVous ne trouvez pas le livre que vous recherchez ? Nous allons poursuivre vos recherches. Si l'un de nos libraires l'ajoute aux offres sur AbeBooks, nous vous le ferons savoir !
Créez une demande