Patents by Inventor Robert L. Joffre

Robert L. Joffre 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: 4184224
    Abstract: Devices are described which are adapted for cleaning, dusting, mopping and applying liquids or fluids to floors, more particularly bowling lanes and areas adjacent such lanes. In some of the devices, means are provided for adjusting the length or width of the devices, as well as for adjustably securing handles to the devices and for providing universal movement of the handles relatively to the devices. Means are also provided for attaching cloths to the devices, and for securing the cloths to the devices. Means are also provided for actuating the devices in such a manner as to exert added pressure to the devices and prevent tilting of the devices while in use. Additional features include means for utilizing cloths of different widths for areas of different widths or dimensions. In one of the devices, a combination of features is provided whereby the gutters of adjacent bowling lanes and the caps or areas between such adjacent lanes may be simultaneously cleaned or dusted or otherwise treated.
    Type: Grant
    Filed: May 22, 1978
    Date of Patent: January 22, 1980
    Inventor: Robert L. Joffre
  • Patent number: 4070726
    Abstract: Devices are disclosed for cleaning, dusting, mopping or applying fluids to floors. A unique feature is the provision of means which enables a handle to be attached to the device while, at the same time, wedgingly securing portions of a cloth or mop to the device. Another feature involves the provision of extension plates and extension wings for increasing the effective length of the device to accommodate it to the use of cloths, mops, and the like of different lengths. A further feature includes the transposition or inversion of parts of the device to accommodate it to the use of different types of applicator cloths. Still another feature relates to the use of clamping members of unique construction for clamping thereto various types of cleaning cloths and the like.
    Type: Grant
    Filed: June 23, 1976
    Date of Patent: January 31, 1978
    Inventor: Robert L. Joffre
  • Patent number: 3932043
    Abstract: An applicator is described which is especially adapted for applying lane conditioner, wax and other fluids to bowling lanes for the purpose of cleaning and conditioning the lanes, and to distribute said fluids uniformly and quickly thereover. The applicator comprises a pan-like member having perforations for passage of said fluids therethrough, a mop-like member removably secured to said pan-like member, a pad of highly absorbent, porous and compressible material disposed in said pan-like member, a fluid distributor reservoir supported by said pad, and means, including a handle secured to said distributor reservoir, and effective upon pressure applied thereto to compress the pad and cause fluid to be ejected from said pad through said perforations directly to the surface being conditioned and spread by said mop-like member. Means are provided for removably latching said reservoir to said pan-like member.
    Type: Grant
    Filed: February 12, 1975
    Date of Patent: January 13, 1976
    Inventor: Robert L. Joffre