thin-shell bearing
1shell — I. noun Etymology: Middle English, from Old English sciell; akin to Old English scealu shell, Old Norse skel, Lithuanian skelti to split, Greek skallein to hoe Date: before 12th century 1. a. a hard rigid usually largely calcareous covering or… …
2Bearing (mechanical) — A bearing is a device to allow constrained relative motion between two or more parts, typically rotation or linear movement. Bearings may be classified broadly according to the motions they allow and according to their principle of operation as… …
3bearing shell — One of a pair of thin semicircular steel cups lined with an alloy such as coper lead or lead indium, which together enclose a shaft or other rotating member, and are held in a circular housing which can be divided into two halves …
4Mollusc shell — Closed and open shells of a marine bivalve, Petricola pholadiformis. A bivalve shell is composed of two hinged valves which are joined by a ligament …
5Plastic bearing — A plastic bearing is a bearing made of plastic. They were in use shortly after plastic was invented. At first they were just solid with a hole through the middle and were more of a bushing than a bearing. Then as technology progressed so did the… …
6Saddle shell — Saddle Sad dle, n. [OE. sadel, AS. sadol; akin to D. zadel, G. sattel, OHG. satal, satul, Icel. s[ o][eth]ull, Dan. & Sw. sadel; cf. Russ. siedlo; all perh. ultimately from the root of E. sit.] 1. A seat for a rider, usually made of leather,… …
7building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
8chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… …
9cephalopod — /sef euh leuh pod /, n. 1. any mollusk of the class Cephalopoda, having tentacles attached to the head, including the cuttlefish, squid, and octopus. adj. 2. Also, cephalopodic, cephalopodous /sef euh lop euh deuhs/. belonging or pertaining to… …
10reptile — reptilelike, adj. reptiloid /rep tl oyd /, adj. /rep til, tuyl/, n. 1. any cold blooded vertebrate of the class Reptilia, comprising the turtles, snakes, lizards, crocodilians, amphisbaenians, tuatara, and various extinct members including the… …
