Patents by Inventor Franklin S. Louw

Franklin S. Louw has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4727995
    Abstract: A tractor crane includes a boom having a root end adapted for pivotal mounting on a tractor, a load end which is adjustable in position relative to the root end, strut connector intermediate its ends, and load attachment device at or near the load end of the boom for attaching a load thereto. The crane further includes a strut having an upper end pivotally connected via the strut connector to the boom about an axis transverse to the boom and parallel to the pivotal axis at the root end. The strut also has a lower end with a mounting device for connection of the lifting arms of the three-point hitch of the tractor.
    Type: Grant
    Filed: March 25, 1986
    Date of Patent: March 1, 1988
    Assignee: Peter Povall
    Inventor: Franklin S. Louw
  • Patent number: 4632511
    Abstract: An automatic banking facility having a keyboard 12 through which keys 12.1 are operable by a patron to provide access to the patron's account for making deposits or withdrawals, is provided with a shield mountable with clearance around or over at least some of the keys 12.1 to shield such keys from the view of bystanders when they are operated by a patron.
    Type: Grant
    Filed: March 11, 1985
    Date of Patent: December 30, 1986
    Inventor: Franklin S. Louw
  • Patent number: 4398763
    Abstract: A load carrier 12 for a motor load vehicle 10 has a rectangular frame 13, four legs 14 depending pivotally from the frame, and feet 16 at the lower ends of the legs. The legs are pivotal about longitudinal axes to allow adjustment in the transverse spacing of the feet 16 so as to fit vehicles having load carrying portion of differing widths.The frame has longitudinal members 40.1, 40.2 and 40.3. Each longitudinal member is in two parts which are adjustably interconnected by a sleeve 42 to adjust the length of the member, thereby to render the carrier 12 adjustable in length to fit vehicles having load carrying portions of differing lengths.A rear transverse member 43 can be removed or pivoted out of the way to facilitate loading and offloading from the rear of the vehicle.
    Type: Grant
    Filed: July 2, 1981
    Date of Patent: August 16, 1983
    Inventor: Franklin S. Louw
  • Patent number: 4317534
    Abstract: An enclosed luggage carrier mountable on the roof of a motor vehicle. The carrier may be streamlined thereby providing less drag during travelling than with other roof carriers known to the applicant.
    Type: Grant
    Filed: August 29, 1980
    Date of Patent: March 2, 1982
    Inventor: Franklin S. Louw
  • Patent number: 4317579
    Abstract: A carry towing trailer connectable to a towing vehicle and adapted to pass under the front or rear end of a vehicle to be towed. The trailer has small wheels and has means for elevating the load so that, in use, the trailer wheels run under the towed vehicle and between its wheels. The wheels have brake drums operable by slave cylinders fed with hydraulic fluid under pressure from a master cylinder whose plunger is connected to a coupler which is connectable to a draft vehicle.
    Type: Grant
    Filed: September 19, 1979
    Date of Patent: March 2, 1982
    Assignee: Mobi-Jack (Proprietary) Limited
    Inventor: Franklin S. Louw