Handy man's workshop and laboratory . Fig. 91—Universal joint with round pin and slot 80 HANDY MANS WORKSHOP AND LABORATORY still more the number of parts, the writer designed a joint asshown in Fig. 91. A model was made and so far it seemedsuccessful. The model was shown to a well-known engineer, who, whilecommending the idea of reducing the number of parts, pointed. Fig. 92—The square pin universal joint out the bad feature of the design, in having a round pin wearingon a flat surface. The writer tried to rectify this by having a square slotted holeinstead of a round one, and a square shaft
Handy man's workshop and laboratory . Fig. 91—Universal joint with round pin and slot 80 HANDY MANS WORKSHOP AND LABORATORY still more the number of parts, the writer designed a joint asshown in Fig. 91. A model was made and so far it seemedsuccessful. The model was shown to a well-known engineer, who, whilecommending the idea of reducing the number of parts, pointed. Fig. 92—The square pin universal joint out the bad feature of the design, in having a round pin wearingon a flat surface. The writer tried to rectify this by having a square slotted holeinstead of a round one, and a square shaft or pin with a roundhole through, for the main pin. This he found would require somuch fitting that the cost would bring it up to the standard price. In Fig. 92 a design is shown which has not been put to apractical test, but is open to criticism. The slotted round holeshown in Fig. 91 has been changed to a slotted square hole. One end of the pin is the same in diameter as the diagonal of HANDY MAN S WORKSHOP AND LABORATORY 81 the square body. The other end of the pin is the same in diameteras the side of the square. There is no reason, however, why the square body of the pincould not be continued to the end, and fitted into a collar orbushing, the inside hole of which is a square tight fit, and theoutside a loose round fit, to enable it to revolve as the oth
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Keywords: ., book, bookcentury1900, bookdecade1910, booksubjectworkshoprecipes
