Image from page 17 of "Canadian Machinery" (1911)
Identifier: canadianmachiner2511torouoft
Title: Canadian Machinery
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Publisher: Toronto
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: MSN
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^mrnxm MONTREAL // interested tear out this page and place with letters to be answered. IG CANADIAN MACHINERY Volume XXV.
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Inside Information why Little Giant Electric Drills accomplish results LoDg feed acrew entering into body of support-ing bracket, thus giving iame results aslelescoptc feed. Protecting sheath, preventing entrance of dirtinto drill if feed pcrew is removed.Dead handle reinforced at point of greatest(Strain. Sheet steel fan, carefully balanced and rein-iorced, pro iding thorough ventilation.Solid transfer plate or diaphragm preventinggrease or oil ingear case from entering windings.Liberal grease compartment for providingreliable lubrication of gears and ballbearings. Section thru intermediate gears. Note widedouble row of ball bearings at each end of gearE-haft (used on large drills). Pinion and gearsmade of special alloy steel carefully heat, treated.Dust protector for excluding dust from lowerthrust ball bearing. Bull bearing easily accessible lor lubricationbed iospectioa. 10 Commutator of sturdy design and construction,thoroughly insulated with mica. 11 Large opening with well secu
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