| 单词 | spring frame |
| 释义 | > as lemmasspring frame spring frame n. a frame that is equipped with springs (or devices which act in a similar manner), typically in order to provide cushioning or suspension; esp. (in later use) (a) the part of a bedstead consisting of a frame in which springs are mounted, used to support the mattress directly; (b) a frame of a bicycle or motorcycle in which the rear portion can pivot vertically, forming part of the suspension. ΚΠ 1729 S. Switzer Introd. Gen. Syst. Hydrostaticks & Hydraulicks II. xxix. 341 One of the upright Timbers that support the Spring-frame and Pipes join'd to the horizontal Piece. 1884 H. H. Griffin Tricycles Year (Second Ser.) 8 The ‘Spring Frame’ is mainly designed for the less active class of riders. 1898 Canad. Patent Office Rec. May 532/1 In an invalid bed..a jointed spring frame supported upon said main frame. 2005 M. Walker Manx Norton ii. 37 Although there had been spring frames before, to obtain the best results he believed that the main-frame and rear-wheel springing had to be designed as a whole. 2015 Scottish Daily Mail (Nexis) 11 Mar. 60 The spring frame slipped between the two side support angles, landed on the floor and folded up, with the young couple in the bed. < as lemmas |
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