Formulas in gearing, with practical suggestions (1892)
Providence, Brown · leaf 34
4^-l-cotCN„ , ^ Nft sin C —^ + cos C Note.—These formulas are correct only for values of C less than 90°. If C isgreater than 90°, consult the following page. ^ 2 Sin a ^ . ^ s tan /? = ——— ; or tan P =-^ , tan/3 = !i!L^(l±^ = ^-3^4 sin ^ ^^^ ^, ^ s_^ N N A ^„ = 90° - {a,+ fi); g,= 90° - (^6 + fi)… … l8 BROWN & SHARPE MFG. CO. The formulas given for a^ and (Yf, (when C, N„ and N^ areknown) undergo some modifications for values of C greaterthan 90°. For bevel gears at any angle but 90° we may distinguishfour cases ; C, N„, N^, being given. /. Case. See pages 14 and 16. //. Case. C is greater…
Gearing
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