- involute of surface
- мат.развёртка поверхности
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
involute — I. adjective Etymology: Latin involutus concealed, from past participle of involvere Date: 1661 1. a. curled spirally b. (1) curled or curved inward (2) having the edges rolled over the upper surface toward the midrib < an involute leaf > … New Collegiate Dictionary
List of gear nomenclature — Gears have a wide range of unique terminology known as gear nomenclature. Many of the terms defined cite the same reference work.[1] Contents 1 Addendum 2 Addendum angle 3 Addendum circle … Wikipedia
Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… … Wikipedia
Milling cutter — Milling cutters are cutting tools typically used in milling machines or machining centres (and occasionally in other machine tools). They remove material by their movement within the machine (e.g., a ball nose mill) or directly from the cutter s… … Wikipedia
Nautilus — For other uses, see Nautilus (disambiguation). Nautilus Temporal range: Triassic–Present[1] … Wikipedia
Glossary of botanical terms — Many of the terms used in Wikipedia glossaries (often most) are already defined and explained within Wikipedia itself. However, lists like the following indicate where new articles need to be written and are also useful for looking up and… … Wikipedia
Bulla (genus) — Taxobox name = Bulloidea regnum = Animalia phylum = Mollusca classis = Gastropoda subclassis = Orthogastropoda superordo = Heterobranchia ordo = Opisthobranchia subordo = Cephalaspidea superfamilia = Bulloidea superfamilia authority = (Lamarck,… … Wikipedia
Pitch helix — The pitch helix is the intersection of the tooth surface and the pitch cylinder of a helical gear or cylindrical worm.1Base HelixThe base helix of a helical, involute gear or involute worm lies on its base cylinder.Base Helix AngleBase helix… … Wikipedia
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Profile angle — The profile angle of a gear is the angle at a specified pitch point between a line tangent to a tooth surface and the line normal to the pitch surface (which is a radial line of a pitch circle). This definition is applicable to every type of gear … Wikipedia
Centroceratidae — Temporal range: M Devonian L Permian Scientific classification Kingdom: Animalia Phylum: Mollusca Class … Wikipedia