flangeless en · ADJ
Etymology
From flange + -less.
Meanings
-
(not-comparable) Without a flange.
Immediately outside the rails of 3-ft. gauge, on which the ordinary cars run, are laid smaller rails ⅞ in. lower ; on these run the flangeless wagon wheels, kept in position by the higher rails, which thus act as check rails ; [...].
1940 May, H. Fayle, “The Bessbrook & Newry Tramway”, in Railway Magazine, page 291:Ivatt was represented by 4-2-2 No. 262, his first 4-4-0, No. 400, and 2-2-2 No. 92, which had the flangeless driving wheels from Sturrock's famous 4-2-2 No. 215.
1961 July, C. P. Walker, P. H. V. Banyard, “Leicester's Belgrave Road branch lives another year”, in Trains Illustrated, page 410: