초록 ▼

A security device attachable to a transport device, such as a shopping cart, which includes a housing, an extension having a plurality of openings, and a swivel caster having a wheel all mounted to the cart in place of a preexisting swivel caster. A locking member is provided which is selectively mo

A security device attachable to a transport device, such as a shopping cart, which includes a housing, an extension having a plurality of openings, and a swivel caster having a wheel all mounted to the cart in place of a preexisting swivel caster. A locking member is provided which is selectively moveable to reside in one of the plurality of openings of the extension for inhibiting movement of the swivel caster about a vertical pivot axis and fixing the swivel caster at an acute angle relative to the normal forward or reverse direction of travel of the transport device while allowing free wheel rotation about an axle. The security device further including an anti-tip member rigidly coupled to a back of the transport device for precluding tipping in order to redistribute the weight of the transport device onto its rear wheels in an attempt to circumvent the security device.

대표청구항 ▼

A security device attachable to a transport device, such as a shopping cart, which includes a housing, an extension having a plurality of openings, and a swivel caster having a wheel all mounted to the cart in place of a preexisting swivel caster. A locking member is provided which is selectively mo

A security device attachable to a transport device, such as a shopping cart, which includes a housing, an extension having a plurality of openings, and a swivel caster having a wheel all mounted to the cart in place of a preexisting swivel caster. A locking member is provided which is selectively moveable to reside in one of the plurality of openings of the extension for inhibiting movement of the swivel caster about a vertical pivot axis and fixing the swivel caster at an acute angle relative to the normal forward or reverse direction of travel of the transport device while allowing free wheel rotation about an axle. The security device further including an anti-tip member rigidly coupled to a back of the transport device for precluding tipping in order to redistribute the weight of the transport device onto its rear wheels in an attempt to circumvent the security device. Safety, Early-Suppresion Fast-Response Sprinklers", First Edition, Feb., 1990. Factory Mutual Engineering Corp., "Loss Prevention Data, 2-2", "Early Suppression Fast Response Sprinklers", Apr., 1987. Factory Mutual Research,"Approval Standard, Early Suppression Fast Response Automatic Sprinklers", Jun., 1986. "Automatic" Sprinkler Corporation of America product sheets entitled "Automatic ESFR Glass Bulb Sprinkler", Feb., 1998, (pp. J 5.3, J 5.4). ASCOA Fire Systems data sheets entitled, "Automatic ESFR Glass Bulb Sprinkler", Mar., 1992, (pp. 1.1, 1.2). Grinnell Corporation data sheets entitled "Early Suppression Fast Response Sprinklers/ Model ESFR-1 Pendent, 14.3 K-Factor", Apr., 1988. Reliable Automatic Sprinkler product announcement, "ESFR, Model H Early Suppression Fast Response Sprinkler", Oct., 1992, (3 pp. total). Central Sprinkler Company catalog sheets entitled, "Central ESFR-1 3-93/ESFR Early Suppression Fast Response", 4 pp. Mar., 1993. Drawing entitled "International Jumbo Sprinkler Head--Deflector", DWG. No. 1-117, Automatic Sprinkler Co. Of America, Mar., 1926 (1 pg.). Sheet entitled "Grinnell Jumbo Sprinkler Issue A",