contraflexuren.

/ˌkɒntrəˈflɛksjʊə/

Etymology: < contra- prefix + flexure n.

The condition of being bent or curved in opposite directions; also, the point or piece at which this occurs. Also attributive.

ΘΚΠ

the world > space > shape > curvature > types of curvature > [noun] > in opposite directions

contraflexure1891

1891 Notes Building Constr. (rev. ed.) IV. iii. 70 These points, where the curvature and the stress change, are called the points of contra-flexure.

1891 Notes Building Constr. (rev. ed.) IV. iii. 75 The distances of the points of contra-flexure from the abutments..vary according to the section of the girder, the distribution of the load, etc.

1922 Flight 14 253/1 The joint..occurs at the point of contraflexure, where the bending moment is zero.

1954 Archit. Rev. 115 425 To provide short lengths of cable over the supports between contraflexure points, which bend up and emerge in the top of the beam for stressing and anchoring.

1958 Archit. Rev. 123 308/2 The contraflexure, i.e. the cantilever portion relieving the main span.

This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2018).

单词	contraflexure
释义	contraflexuren. /ˌkɒntrəˈflɛksjʊə/ Etymology: < contra- prefix + flexure n. The condition of being bent or curved in opposite directions; also, the point or piece at which this occurs. Also attributive. ΘΚΠ the world > space > shape > curvature > types of curvature > [noun] > in opposite directions contraflexure1891 1891 Notes Building Constr. (rev. ed.) IV. iii. 70 These points, where the curvature and the stress change, are called the points of contra-flexure. 1891 Notes Building Constr. (rev. ed.) IV. iii. 75 The distances of the points of contra-flexure from the abutments..vary according to the section of the girder, the distribution of the load, etc. 1922 Flight 14 253/1 The joint..occurs at the point of contraflexure, where the bending moment is zero. 1954 Archit. Rev. 115 425 To provide short lengths of cable over the supports between contraflexure points, which bend up and emerge in the top of the beam for stressing and anchoring. 1958 Archit. Rev. 123 308/2 The contraflexure, i.e. the cantilever portion relieving the main span. This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2018). < n.1891
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