platform or wire mesh and is held in place so as not to sag when in a closed position. The mattress is attached to the bed frame, often with elastic straps to hold the mattress in position when the unit is folded upright. Pistons-lifts or torsion springs make modern Murphy beds easy to lower and raise. Since the first model several other variations and designs have been created, including: sideways-mounted Murphy beds, Murphy bunk beds, and solutions that include other functions. Murphy beds with tables or desks that fold down when the bed is folded up are popular, and there are also models with sofas and shelving solutions. Risks If not secured or used properly, a Murphy bed could collapse on the operator. A 1945 court case in Illinois found that a tenant assumed the risk of injury from a wall bed installed in a rented inn room. In 1982, a drunk man suffocated inside a closed Murphy bed, and two women were entrapped and suffocated by an improperly installed wall bed in 2005. A 2014 lawsuit alleged that a defective Murphy bed led to the death of a Staten Island man. In popular culture Murphy beds were a common setup for comic scenes in early cinema, including in silent films. The earliest known film to feature a Murphy bed is the lost 1900 Biograph Company film A Bulletproof Bed, which was remade in 1903 by Edison Pictures as the extant film Subub Surprises the Burglar. It was a recurrent slapstick element in many Keystone Studios productions of the 1910s, including Cursed by His Beauty (1914), Fatty's Reckless Fling (1915), He Wouldn't Stay Down (1915), and Bath Tub Perils (1916). Charlie Chaplin's 1916 One AM also features an exaggerated encounter with a Murphy bed. Later films which use Murphy beds as comic props (often to cause injury or frustration, or to hide a clandestine guest) include Laurel and Hardy's Be Big (1930), Jimmy Stewart and Ginger Rogers's Vivacious Lady (1938), Buster Keaton's Spite Marriage (1929) and Nothing But Pleasure (1940), Abbott and Costello's Hit the Ice (1943), several Three Stooges shorts (including 1952's Corny Casanovas), It's a Mad, Mad, Mad, Mad World, the Popeye cartoon Shuteye Popeye, Bob Hope's Boy, Did I Get a Wrong Number (1966), the James Bond film You Only Live Twice, The Night They Raided Minsky's, Mel Brooks's Silent Movie, The Pink Panther Strikes Again, The