Patents Assigned to Detras Training Aids Limited
  • Patent number: 4538991
    Abstract: Target apparatus for use in the training of weapon direct fire, including a structure (1) in which a weapon can be placed and which forms a screen (3) of concave truncated spherical shape, at least one target image projector (4 ) located within the structure (1) for projecting a target image (T) onto the screen (3), with the projector (4) being mounted for universal movement so as to be capable of moving the projected target image (T) over the screen (3), and a visible laser projector (8) located on or adjacent the weapon to produce a visual indication (P) on the screen (3) by a projected beam of visible light, of at least a final portion of the flight path of the simulated fired projectile or missile, corresponding to the position at which the weapon was aimed when fired, for a projectile or missile whose trajectory or flight path cannot be controllably varied after firing, or corresponding to the position at which the weapon was aimed when fired and as subsequently controllably varied, for a projectile or m
    Type: Grant
    Filed: April 27, 1981
    Date of Patent: September 3, 1985
    Assignee: Detras Training Aids Limited
    Inventors: Anthony Simpson, Stuart M. Peterkin, Brian T. Brooksby, Harold J. Murray
  • Patent number: 4464115
    Abstract: A training or test device is provided operable to allow actual firing of a pulsed laser range finder in safe conditions for training or test purposes. This device, having a reflected laser beam radiation receiver and an associated range distance indicator, includes a pulsed laser light trap having a housing (2) attachable over an output aperture of the laser to receive and dissipate safely a beam of radiation therefrom without emission of an eye damaging amount of radiation.
    Type: Grant
    Filed: December 22, 1982
    Date of Patent: August 7, 1984
    Assignee: Detras Training Aids Limited
    Inventors: Anthony Simpson, Stuart M. Peterkin, Brian T. Brooksby