Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7044688 | Roof bolts for use in mines, a method for their production and method for their installation A roof bolt comprises a shaft for insertion in a hole drilled in a mine roof and a head whereby the bolt may be rotated, the head being offset with respect to the longitudinal axis of the shaft so that when the bolt is rotated by means of its head the shaft is cause... | 05/16/2006 |
| 6120226 | Railing fastener for drawer The invention pertains to a railing fastener for drawers that has one part with an expansion dowel located in the front panel of the drawer and one part that is a fastener (that can be inserted), which is connected in the dowel to the railing pipe. The fa... | 09/19/2000 |
| 5688090 | Screw assembly A screw assembly is made up of a screw and a screw fixing member. The screw fixing member is inserted into a starting hole formed in a concrete wall and then the screw is driven into the fixing member in a continuous manner. The screw fixing member has a ... | 11/18/1997 |
| 5641256 | Anchoring device for a threaded member An anchoring device for anchoring a threaded member such as a screw or bolt in a substrate material includes an anchoring sheath for receiving the threaded member. The anchoring sheath includes annular anchoring ribs formed around a body portion of the an... | 06/24/1997 |
| 5490750 | Anchoring device for a threaded member An anchoring device for anchoring a threaded member in a substrate material includes a plastic anchoring sheath for receiving the screw. The plastic anchoring sheath includes annular anchoring ribs formed around a body portion of the anchoring sheath and ... | 02/13/1996 |
| 5352066 | Mine roof/bolt anchor assembly and method of installation thereof The present invention is directed to an anchor assembly for installing a threaded mine-roof bolt under tension in a bore hole formed in underground passageways, mines, and the like. The anchor assembly includes a two compartment resin cartridge and a mech... | 10/04/1994 |
| 5340257 | Accessory spacing element for dowel anchoring devices for wall covering slabs The accessory spacing element for dowel anchoring devices for wall covering slabs includes a tubular body made of plastic material which is interposed between the dowel and the respective accommodation seat of the slab. The body has an elastically deforma... | 08/23/1994 |
| 5316414 | Mine roof expansion anchor, tapered plug element used therein and method of installation A mechanical expansion anchor and tapered plug for use therein having particular application in combination with resin grouting materials. The anchor includes conventional shell structure having a plurality of radially expansible leaves with internal surf... | 05/31/1994 |
| 5078547 | Expansion assembly for mine roof bolts An improved expansion assembly for a mine roof bolt adapted for use in a 11/2" diameter bore hole with a 1" roof bolt. The expansion assembly has a plug with tapered surfaces, an expansion shell with leaves extending axially upwardly from a support ring i... | 01/07/1992 |
| 5033910 | Mechanical expansion anchor shell An improved, radially expansible shell for use in a mechanical expansion anchor and an anchoring system including such a shell in combination with a resin grouting mix, in a drill hole of predetermined diameter. The shell includes a plurality of leaf port... | 07/23/1991 |
| 4902179 | Drywall fastener A drive-in expansion fastener is provided having a generally cylindrical, hollow body with a tapered end formed from an angular truncation of the body. The body is reinforced by at least one longitudinal rib so as to permit drive-in penetration from the t... | 02/20/1990 |
| 4474516 | Anchor bolt assembly An anchor bolt assembly includes an anchor bolt and an expansion sleeve. The anchor bolt has a leading end and a trailing end and includes a cylindrically shaped body extending from the trailing end toward the leading end. A frusto-concial part extends fr... | 10/02/1984 |
| 4437804 | Mounting element for mounting object to support structure A mounting element for mounting an object on a support structure has an elongated expansion sleeve member insertable into a mounting hole of the support structure and having a longitudinal opening, and an elongated expander member insertable into the long... | 03/20/1984 |
| 4360301 | Expansion plug for securing fastening elements An expansion sleeve for securing fastening elements, such as screws, into a wall, comprises a substantially cylindrical sleeve having an insertion end with a front portion adjacent said insertion end with an exterior surface tapering inwardly toward this ... | 11/23/1982 |