The sliding keels, originally designed by Captain John Schank, were employed upon a number of small Royal Navy vessels around this period, although problems with leaking centerboard cases perhaps discouraged wider experimentation.
Vered "Vardush" Buskila (born May 23, 1983) is an Israeli Olympic sailor, and competes in the 470 Class double-handed monohull planing dinghy with a centerboard, Bermuda rig, and center sheeting.