8796results about "Window cleaners" patented technology

An on-board optical sensor apparatus includes an optical sensor, an optical sensor cover, and a controller. The optical sensor has a lens. The optical sensor cover includes a holder and a washer nozzle. The holder holds the optical sensor. The washer nozzle performs a washing operation to wash a lens surface of the lens of the optical sensor or a glass surface of a cover glass located facing the lens by spraying a washer fluid, supplied from a washer fluid tank, onto the lens surface or the glass surface. The controller controls the washing operation of the washer nozzle.

A user-activatible substance delivery system of the present invention comprises a first web and a second web, the first and second webs having a periphery and being enclosed about their respective peripheries and defining a void space therein. A substance for delivery upon user activation is disposed in the void space. At least one of the first or second webs has at least one bond site. The bond site(s) define(s) a melt weakened region such that upon application of a force having a vector component parallel to the transverse axis, the bond site(s) fracture(s) to form a corresponding aperture in the respective web. The apertures provide a fluid communication path to facilitate delivery of the substance from the void space.

A battery-powered, upright vacuum sweeper comprises a base assembly and a handle pivotably attached thereto. The base assembly comprises a vacuum fan assembly fluidly communicating with an inlet for vacuuming dust and the debris particles from a surface into a removable reservoir. A rotating roller brush attached to the base assembly sweeps the particles into the inlet. A dust pad assembly comprises a disposable dust cloth extending over a portion of the base assembly in contact with the surface to be cleaned for removing dust particles which are not removed by vacuuming.

A robotic surface treating device that can perform carpet sweeping, hard-surface dry sweeping / wiping, and hard-surface sweeping / mopping is disclosed. The robotic surface treating device includes a sweeper brush, a dust bin for collecting debris from the brush, a reel-to-reel sheet of cleaning material, and a fluid delivery system for delivering fluid from a fluid reservoir onto the sheet of cleaning material and / or onto the surface to be treated. The dust bin, reel-to-reel sheet of cleaning material, and the fluid reservoir are separately installed from the top of the device, and may be separately removed for replacement.

An automated exterior building cleaning system particularly well suited for cleaning the window exteriors on a high rise building. By way of example the system is deployed on a rooftop rail system traversed by a movable platform from which a washing head is deployed over the edges of the building and lowered on cables for cleaning the window surfaces and other building elements. The system is configured for remote monitoring and control and provides a number of novel elements and safety features.

A robot configured to navigate a surface, the robot comprising a movement mechanism; a logical map representing data about the surface and associating locations with one or more properties observed during navigation; an initialization module configured to establish an initial pose comprising an initial location and an initial orientation; a region covering module configured to cause the robot to move so as to cover a region; an edge-following module configured to cause the robot to follow unfollowed edges; a control module configured to invoke region covering on a first region defined at least in part based at least part of the initial pose, to invoke region covering on least one additional region, to invoke edge-following, and to invoke region covering cause the mapping module to mark followed edges as followed, and cause a third region covering on regions discovered during edge-following.

Embodiments of an automated camera cleaning system are provided. In one embodiment, the automated camera cleaning system includes an optical path, an optically-transmissive lens shield through which the optical path extends, a housing in which the optically-transmissive lens shield is at least partially disposed, and a motor coupled to the lens shield. When energized, the motor moves the optically-transmissive lens shield relative to the housing to vary the region of the optically-transmissive lens shield positioned in the optical path.

A wiper blade for cleaning motor vehicles is proposed, which is provided with a band-like, elongated, spring-elastic support element (12). The lower band surface (13) of the support element (12) oriented toward the window (22) has an elongated, rubber-elastic wiper strip (14), which can be placed against the window (22), disposed on it so that the longitudinal axes of these two parts are parallel and the upper band surface (11) of the support element (12) has a wind deflection strip (42) disposed on it, which extends in the longitudinal direction of the support element, is provided with an attack surface (54) oriented toward the main flow of the relative wind, and is comprised of an elastic material. A considerable weight savings for the wiper blade is achieved if the wind deflection strip (42, 142, or 242) has two diverging legs (44, 46), viewed in cross section, which are connected to each other at a common base (48) and whose free ends (50, 52) oriented toward the window (22) are supported on the wiper blade (10), and the attack surface (54) is embodied on the outside of the one leg (44).

A floor cleaner is provided for cleaning a floor, where the floor cleaner has a front and a rear and includes: a sweeper for sweeping the floor; a scrubber, connected to the sweeper and located in the rear of the sweeper, for wetting and cleaning the floor; and a burnisher, connected to the scrubber and located in the rear of the scrubber, for burnishing the floor.

A cleaning pad 28 is disclosed. The cleaning pad 28 includes a cleaning pad that includes a combination of fibers 203 bonded to a base sheet 402 such that 100% of the fibers are bonded to the base sheet 402 at a first joining location 407 and between 5-90% are bonded to the base sheet at a second joining location 444. The first and second joining locations may take a variety of forms such as discrete points, points on a line, or sections of a line.

An oral hygiene device having an ultrasound transducer 22 and an acoustic waveguide 24 facilitating the transmission of ultrasonic acoustic energy to fluids in the oral cavity is disclosed. Preferred ultrasound operating parameters for operation in aqueous environments and in dental slurries are disclosed. Devices may incorporate a drive motor 16 for oscillating a device head 23, acoustic waveguide 24 and one or more bristle tuft(s) 26 at sonic frequencies, and preferred sonic operating parameters are also provided. Multi-element piezoelectric transducer assemblies 30, 40, and various control and communications features are disclosed. Oral hygiene devices disclosed herein achieve improved plaque and stain removal from the teeth as well as interproximal and subgingival regions, while enhancing the user experience, massaging the gums, stimulating dental tissue, and disrupting biofilm.

Cleaning implements provide effective cleaning of hard surfaces by delivering a spray of cleaning composition onto a surface to be cleaned in an area generally definable by a trapezoid relative to the leading edge of said implement. Implements such as those used to clean floors can be provided with disposable scrubbing pads which absorb the composition during the cleaning operation. A separate rinse step is not required.

The brushhead attachment system includes a hub member which is secured to a drive shaft of a personal care appliance for oscillating action. The hub member includes a number of spaced locking elements in the form of protrusions around the periphery thereof. An annular outer brushhead portion with a first group of bristles includes a plurality of spaced grooves in the outer surface thereof which mate with extending pins in the body of the appliance for insertion and removal of the outer brushhead portion. An inner brushhead portion is configured to fit within the annular opening of the outer brushhead portion and includes a plurality of depending legs which mate with the protrusions on the drive member for resulting oscillating action of the inner brushhead portion when the drive member oscillates, at least some of the legs having latch elements which fit onto an interior lip of the outer brushhead portion in such a manner that the inner and outer brushhead portions may be installed and removed as a unit, while permitting the inner brushhead portion to be freely rotatable relative to the outer brushhead portion.

The invention relates to a wiper blade that cleans panes, in particular of motor vehicles. The wiper blade (10) comprises a strip-shaped, elongated, elastically resilient support element (12), the lower strip surface of which faces the pane (14) and is provided with an elongated, elastic wiper strip (24) running parallel to the longitudinal axis. The upper strip surface (16) of the element is provided with a wind deflector strip (42), which consists of an elastic material, extends in the longitudinal direction of the support element and has an oncoming stream surface (54) that faces the principal flow direction, (arrow 52), of the air stream. A particularly advantageous wiper blade, which is cost-effective to produce, can be achieved if the wind deflector strip, (when viewed in cross-section), comprises two limbs (48, 50), diverging from a common base (46) but mutually attached thereto, the free ends of said limbs facing the pane (14) and being supported on the wiper blade and if in addition, the oncoming stream surface (54) is configured on the external face of one limb (50) and the cross-sectional profile of the wind deflector strip is the same over its entire length.

Disclosed are cleaning sheets having at least two regions, where the regions are distinguished by basis weight. In particular, the cleaning sheet comprises one or more high basis weight regions having a basis weight of from about 30 to about 120 g / m.sup.2 and one or more low basis weight regions, wherein the low basis weight region(s) have a basis weight that is not more than about 80% of the basis weight of the high basis weight region(s). Also disclosed are cleaning sheets having substantial macroscopic three-dimensionality, in addition to having multiple basis weights. Optionally, the macroscopically three-dimensional cleaning sheets can comprise a scrim material, which when heated and then cooled, contracts so as to provide a macroscopic three-dimensional structure. Macroscopic three-dimensionality is described in terms of "average height differential", as well as the "average peak-to-peak" distance. Processes for using said sheets, benefits of said processes, and articles of manufacture are disclosed.

A kit duster pad and a cleaning composition said duster pad comprising at least one layer comprising hydrophilic non-woven fibers capable of contacting a surface to be cleaned; and at least one non-woven layer capable of being attached to a handle, wherein the at least one layer comprises at least one free end; and wherein said cleaning composition comprises a solids content at least about 0.5% by weight of the cleaning composition.