Fuente: WIPO "rice" 103,424. Rice, A. June 20, 1916. Soft-collar fasteners.-A flexible device for securing together the opposing ends of a soft collar comprises two superposed bars c, c around which a spiral spring a is coiled. The bars are provided with studs or projections c, c adapted to be passed through holes provided near the ends of a double collar, and with enlarged extremities d, d' serving as abutments for the spring.3>2>1>