A training injector for use in learning to administer medication to one's self or another, said injector having a blunt prod which is spring projected to simulate the action of the needle in an automatic injector.

A simulator by which a pupil can learn something of the art of sailing, has a sail, a device for giving the sail a fluttering movement, and means for starting and stopping the fluttering so that the pupil can be provided with a representation of the fluttering of a sail which occurs in actual sailing. The fluttering is preferably started and stopped automatically by a control system and the device is conveniently a vibrator carried by the sail itself. In learning to sail on water, pupils have di...

A skewing, rigid urethane spiral training idler and method of forming the same wherein the idler has right and left hand threads with continuous helical lands extending from the ends of the roll to the center of the roll where the threads merge and terminate. The training idler is pivotally mounted on a bearing in such a manner that the idler automatically skews to produce a training effect when a belt starts to detrain. For any longitudinal cross-sectional normal to a first plane that includes ...

A non-lethal cartridge comprising a primary charge, a secondary charge and projectile which consists of a B-B ball shot encased in a plastic carrier. A shielded detonating cord extends axially between the cartridge's primer and the primary charge which is located in the base of the carrier. When the primer is initiated, the primary charge is ignited through the cord to drive the carrier and the B-B through the muzzle of a firearm. Vents in the carrier initiates the ignition of the secondary char...

A sailing simulator with which a pupil can learn something of the art of sailing without taking a sailing craft on water, has a programmable control system for controlling its behaviour, and a programming device for programming the control system so that the behaviour of the simulator may be arranged to suit the requirements of the pupil. The programming device and programmable control system are preferably in such form that the pupil is provided with a simulation of various wind conditions incl...

A training hurdle comprising a pair of legs pivoted to form an "X", with feet at the lower ends of the legs and pins at the upper ends of the legs received in openings in a crossbar. The bar has a plurality of openings and the legs are adapted to be pivoted to different angular positions for adjustment of the height of the crossbar. The bar is adapted to fall off the pins when struck by a hurdler.

Apparatus for training and exercise with respect to the mechanical athletic side of horsemanship except for displacement and speed, the apparatus comprising a coordinated structure simulating the trunk, neck and head of a horse and cooperating mechanism providing the motions involved in horsemanship and horseback riding, wherein the trunk includes chest widening and saddle mechanisms and carries a stirrup mechanism, the neck mechanism is pivoted between the trunk and head, and the head carries a...

A simulator for teaching something of the art of sailing is provided in the form of a hull unit having a helm, a display device and means responsive to the helm to move the display device, or a display on the display device, to simulate changes of the heading of the hull in response to the helm. The display device may carry a permanently applied scene, movable therewith. The hull unit preferably has a power-driven heeling movement for the simulation of heeling in a supposed wind.

A training garment for assisting in teaching persons to fasten articles of clothing. A simulated vest or trouser front is provided with sensory identifying fastening elements corresponding to those found on conventional articles of clothing. Indicia such as color is used to assist in the recognition of the proper operative relationship of the fastener elements. Specifically, matching colors, buttons and buttonholes and contrasting zipper elements are provided.

A U-shaped member is detachably engaged with the upper end of an elongate support member, the lower end of which embraces the shoulder of a student. The U-shaped member receives the back of the student's head and includes a forwardly extending leg to restrict movement of the head from a predetermined direction. The device prevents the student from observing his hands during the practice of manual dexterity exercises. The U-shaped member is pivotally movable for disengagement with the head.