Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Number | Title | Issue Date |
| 8136887 | Non-rotating pick with a pressed in carbide segment In one aspect of the present invention, a high impact resistant tool has a superhard material bonded to a cemented metal carbide substrate at a non-planar interface. The cemented metal carbide substrate is bonded to a front end of a cemented metal carbide segment. A... | 03/20/2012 |
| 8123302 | Impact tool An impact tool for use with a driving mechanism, the impact tool including an impact tip formed from a super hard material and having an apex and an attachment end, with the attachment end being bonded to a cemented metal carbide substrate at a non-planar interface.... | 02/28/2012 |
| 8079648 | Cold-formed cutting tool A cutting tool body that includes an elongate steel body, which has an axial forward end and an axial rearward end. The elongate steel body contains at the axial forward end thereof a cold-headed socket. The cold-headed socket has an axial forward open end, an axial... | 12/20/2011 |
| 8061784 | Retention system A retention assembly, comprises a carbide bolster comprising a cavity formed in its base end. A shaft comprises an inserted end disposed within the cavity. The shaft is disposed within a hollow shank which comprises a first end contacting the bolster and a loaded en... | 11/22/2011 |
| 8033616 | Braze thickness control A degradation tool or assembly comprises an inverted conical face formed in a top end of a tool body, which top face tapers towards a central axis of the tool body. A base end of a carbide bolster is adapted to be brazed to the inverted conical top face. At least on... | 10/11/2011 |
| 8033615 | Retention system A retention assembly has a carbide bolster with a first and second segment brazed together, each segment forming at least part of a cavity formed of the bolster. A shaft has an inserted end is interlocked within the cavity. ... | 10/11/2011 |
| 8029068 | Locking fixture for a degradation assembly In one aspect of the invention, a degradation assembly comprises an impact tip brazed to a carbide bolster. A stem protrudes from the bolster, being adapted to be retained within a bore connected to a driving mechanism. A locking fixture is disposed within the bore ... | 10/04/2011 |
| 8007051 | Shank assembly In one aspect of the invention, a pick comprises a carbide bolster disposed intermediate an impact tip and a shank assembly. The impact tip comprises a superhard material bonded to a carbide substrate, and the tip is bonded to the bolster opposing a base of the bols... | 08/30/2011 |
| 7997661 | Tapered bore in a pick In one aspect of the present invention, a high impact resistant excavation pick having a super hard material is bonded to a cemented metal carbide substrate at a non-planar interface. The cemented metal carbide substrate is bonded to a front end of a cemented metal ... | 08/16/2011 |
| 7963616 | Rotary cutting pick A cutting pick comprising an elongate shank and a cutting tip which is mounted to one end of the shank to project from that end. At least two sleeve segments are provided and those segments are circumferentially fixed about the shank to form a substantially annular ... | 06/21/2011 |
| 7963617 | Degradation assembly A degradation assembly for use with a driving mechanism includes a working portion coupled to a shank assembly. The working portion has an impact tip brazed to a working end of a carbide extension. The carbide extension has a cavity formed in a base end that is adap... | 06/21/2011 |
| 7950746 | Attack tool for degrading materials An attack tool for degrading materials is disclosed which comprises a base segment comprising an attachment to a driving mechanism, a first wear-resistant segment bonded to the base segment, a second wear-resistant segment bonded to the first wear-resistant segment ... | 05/31/2011 |
| 7946657 | Retention for an insert A degradation assembly for attachment to a driving mechanism used for degrading a formation. The degradation assembly includes both a cutting structure and a tensioning element adapted to connect the cutting structure to the driving mechanism. The tensioning element... | 05/24/2011 |
| 7871133 | Locking fixture In one aspect of the invention, a degradation assembly comprises an impact tip brazed to a carbide bolster. A stem protrudes from the bolster, being adapted to be retained within a bore connected to a driving mechanism. A locking fixture is disposed within the bore ... | 01/18/2011 |
| 7661765 | Braze thickness control In one aspect of the present invention, a degradation assembly comprises an inverted conical face formed in a top end of a metal body tapering towards a central axis of the metal body. A base end of a carbide bolster is adapted to be brazed to the top end of the met... | 02/16/2010 |
| 7503629 | Pick locking device including a clamp element and a retaining pin A pick locking device for a plow pick that includes a pick shank inserted into a receptor box of a pick holder. The locking device may include a retaining pin and a deformable clamp element. The retaining pin may be forced through an opening on the pick holder into ... | 03/17/2009 |
| 7464993 | Attack tool In one aspect of the invention, an attack tool has a wear-resistant base suitable for attachment to a driving mechanism. A first end of a generally frustoconical first cemented metal carbide segment bonded to the base. A second metal carbide segment is bonded to a s... | 12/16/2008 |
| 7445294 | Attack tool In one aspect of the invention, an attack tool is disclosed which comprises a wear-resistant base suitable for attachment to a driving mechanism. The wear resistant base has a shank and metal segment. A cemented metal carbide segment is bonded to the metal segment o... | 11/04/2008 |
| 7401863 | Press-fit pick In one aspect of the invention, a pick comprises a shank attached to a base of a steel body, a cemented metal carbide core press fit into the steel body opposite the shank, and an impact tip bonded to a first end of the core opposite the shank. The impact tip compri... | 07/22/2008 |
| 7396086 | Press-fit pick In one aspect of the invention, a pick comprises a shank attached to a base of a steel body, a cemented metal carbide core press fit into the steel body opposite the shank, and an impact tip bonded to a first end of the core opposite the shank. The impact tip compri... | 07/08/2008 |
| 7384105 | Attack tool In one aspect of the invention, an attack tool is disclosed which has a wear-resistant base suitable for attachment to a driving mechanism, a first cemented metal carbide segment brazed to the base at a first interface, and a second metal carbide segment brazed to t... | 06/10/2008 |
| 7367099 | Method for assembling two parts having accurate dimensions and use for brazing of a linac RFQ accelerator A method of assembling two parts of which the dimensions of one of the parts or the final assembly are to be adhered to with precision. In the part whose dimensions are to be adhered to with the highest level of precision, a groove is machined to have a depth greate... | 05/06/2008 |
| 7360845 | Cold-formed rotatable cutting tool and method of making the same A cutting tool body includes a net-shaped steel body that has an axial forward end and an axial rearward end. The net-shaped steel body contains at the axial forward end thereof a cold-headed socket. The net-shaped steel body further contains a cold-headed puller gr... | 04/22/2008 |
| 7347292 | Braze material for an attack tool In one aspect of the invention, a tool has a wear-resistant base suitable for attachment to a driving mechanism and also a hard tip attached to an interfacial surface of the base. The tip has a first cemented metal carbide segment bonded to a superhard material at a... | 03/25/2008 |
| 7320505 | Attack tool In one aspect of the invention, an attack tool is disclosed which comprises a wear-resistant base suitable for attachment to a driving mechanism. The wear-resistant base has a shank and a metal segment. A cemented metal carbide segment is bonded to the metal segment... | 01/22/2008 |
| 7278692 | Bit block with shroud protector A bit block for use in excavation and mining. The bit block is adapted to receive a bit and to be welded to equipment utilized for boring, drilling, trenching and mining. The bit block is designed to secure and protect the bit while it is penetrating rock and harden... | 10/09/2007 |
| 7152380 | Apparatus and method for repairing popped wallboard nails An apparatus and a method for repairing nail pops in a wallboard is disclosed. The apparatus can be placed In a first state in which it acts as a cutting tool and can be used to cut a bore hole into a wallboard to separate a popped nail from the wallboard. The appar... | 12/26/2006 |
| 6938961 | Apparatus for breaking up solid objects An improved buster point assembly is disclosed. The improved buster point assembly has an elongated shaft attached to a replaceable tip. The replaceable tip includes a working end and a connecting end, the connecting end has a chamber for receiving a distal end of t... | 09/06/2005 |
| 6932172 | Rotary contact structures and cutting elements Cutter elements including pointed contact structures and elements, and rock tools or bits for carrying those elements, for chipping, cutting, and breaking non-ductile materials are disclosed. The cutter elements, the ends of which directly contact and cut through ro... | 08/23/2005 |
| 6846045 | Reverse taper cutting tip with a collar A cutting tool has tool body with a seat at a forward end thereof. A hard cutting insert is bonded into the seat. The insert is made of a hard material and Ahas an elongate central portion having a maximum upper diameter and a maximum lower diameter that is less tha... | 01/25/2005 |
| 6758530 | Hardened tip for cutting tools A cutting tool has a tool body with a seat at the forward end thereof and a cutting insert in the seat. The insert has a central portion made of a hardened material, and surrounding the central portion is a softer metal sleeve. Surrounding the metal sleeve is a coll... | 07/06/2004 |
| 6739327 | Cutting tool with hardened tip having a tapered base A cutting tool has a centrally located tungsten carbide insert brazed into a seat at the forward end of the tool. The seat has a circular mouth and rearward of the mouth is a frustoconical inner wall. At the bottom of the seat is a transverse surface. A tungsten car... | 05/25/2004 |
| 6733087 | Pick for disintegrating natural and man-made materials An attack tool for working natural and man-made materials that is made up of one or more segments, including a steel alloy base segment, an intermediate carbide wear protector segment, and a penetrator segment comprising a carbide substrate that is coated with a sup... | 05/11/2004 |
| 6601620 | Stump grinding bit and tip therefor A stump cutter includes a rotary drum, holders mounted on the drum, and cutting bits mounted in respective bores of each holder for rotation relative thereto. Each cutting bit includes a shank having a pocket formed in a front end thereof in which the cut... | 08/05/2003 |
| 6554369 | Cutting tool with hardened insert A cutting tool has a tool body with a hardened insert brazed into a cylindrical seat having a given diameter at the forward end of the tool body. The insert has a cutting tip portion, a generally cylindrical base portion positioned behind the tip, and a f... | 04/29/2003 |
| 6428111 | Round-shaft cutter A round-shaft cutter with a cutter head and a cutter shaft, wherein the cutter head has a cutter tip which is inserted with a base element into a receiver of the cutter head and is there fixed in place. To increase the wear resistance of the round-shaft c... | 08/06/2002 |
| 6428110 | Cutting tool retainer A retainer, adapted to engage a recess in a cutting tool for securing the cutting tool to a support block, includes a retainer body having a main portion with first and second ends. The main portion defines a continuous shear zone having first and second ... | 08/06/2002 |
| 6343842 | Roller bit for tunnel-driving machines with segmented cutting rings The present invention provides a roller bit for tunnel-driving machines. Pursuant to the invention, a cutting ring has at least two or more segments. Accordingly, it is possible to renew the cutting ring itself or different parts of the cutting ring segme... | 02/05/2002 |
| 6199956 | Round-shank bit for a coal cutting machine A round-shank bit for a coal cutting machine or the like, having a bit head and a bit shank, wherein the bit head has a bit tip, maintained by a base element in a receptacle of the bit head. Starting at the base element, the bit tip tapers in a direction ... | 03/13/2001 |
| 6199451 | Tool having a tungsten carbide insert An excavating tool has a tungsten carbide insert which is more wear resistant and not subject to breakage because of bring too brittle. The insert has a semispherical tip, a divergent midsection and a base with a conical rear surface. The insert is made w... | 03/13/2001 |
