| Patent Number |
Title Of Patent |
Date Issued |
| 4936083 |
Grass catcher for lawn mowers |
June 26, 1990 |
| A grass catcher adapted to be detachably secured to a mower deck of a lawn mower which comprises a frame structure whose top and front frames are pivotally connected with each other. Lateral frame members are also pivotally connected at their inner ends to the front frame while their |
| 4053416 |
Filter press assembly |
October 11, 1977 |
| A filter press having a number of filter plates, each of which includes a center hole, with a filter cloth hanging over each filter plate. The filter cloths include a corresponding center hole, and a flexible coupling member having a tubular stem with a flanged base, wherein the flanged |
| 4028074 |
Vacuum cleaner filter bag |
June 7, 1977 |
| A vacuum cleaner filter bag for an upright vacuum cleaner comprising an air pervious filter receptacle and an air impervious feed tube interconnected together so that the interior of the filter receptacle is in air-flowing relationship with the interior of the feed tube, where the feed t |
| 4022695 |
Removable filter cloth for a leaf filter of a pressure vessel |
May 10, 1977 |
| A filter cloth for a leaf filter of a pressure vessel including a flat retaining sack or bag which encloses the leaf filter. An outlet opening is contained in the sack through which the filtered product can be extracted. A releasable closure device is provided along the greater part of o |
| 4015961 |
Filter bag and coupling |
April 5, 1977 |
| A filter bag which includes an annular thin-walled band having a plurality of discrete resilient tabs extending from its outer surface along two axially separated paths. A flexible collar is secured to the outer surface of the band and conforms to the shape of the tabs to provide discret |
| 3992748 |
Carpeting tool for a vacuum cleaner |
November 23, 1976 |
| A carpeting tool for a broom-type vacuum cleaner comprising a hollow rake. The hollow rake includes a plurality of spaced hollow open-ended teeth and a plurality of spaced air passage openings interposed respectively between certain of the teeth. The hollow rake further has a pair of opp |
