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 |
| 7441611 | Pneumatic rock drill A pneumatic rockdrill having a housing; a cylinder connected to a compressed air supply inlet by a set of air passages; an impact piston, at least part of which is reciprocable within the cylinder; and a controller for the supply of compressed air from the air suppl... | 10/28/2008 |
| 7380611 | Rock drilling machine and rock drilling system A rock drilling machine (1) having, on a machine housing (2), a first attachment element on a first attachment side (13) for its fastening to a slide member which is movable back and forth along a feed beam, the attachment element having a conta... | 06/03/2008 |
| 7002283 | Ultrasonic transducer assembly The invention provides an ultrasonic transducer assembly for a bonding apparatus, comprising a bonding tool mounted to an amplifying horn secured between first and second ultrasonic-generating means. A method of forming a transducer for a bonding apparatus is also p... | 02/21/2006 |
| 6763901 | Air delivery system for a direct push drilling swivel A power swivel provides the rotational force to drill consolidated subsurface strata while an unrestricted airflow through the swivel and down a drill string remove cuttings from the borehole. The power swivel is configured to mount on direct push equipment, such as... | 07/20/2004 |
| 6732814 | Rock drilling machine A rock drilling machine comprising a rotating device (1), a percussion device (2) and a shank (17) where a tool (18) is to be fastened. According to the inventive idea, lubricant used for lubricating the shank is supplied in suitable cond... | 05/11/2004 |
| 6227307 | Sound and dust proof breaker A hydraulic breaker for absorbing and reducing vibration and noise generated from the breaker and for reducing debris and dust scattered from the impact tool during using the breaker is provided. Space between main body of the breaker and outer housing is... | 05/08/2001 |
| 6220369 | Scrap removing and tool cooling device for a front holding end of a tool spindle of a machine tool A scrap removing and tool cooling device includes a cooling air conduit adapted to be disposed in a housing of a machine tool and extending in an axial direction parallel to a tool spindle of the machine tool. The cooling air conduit includes an inlet for... | 04/24/2001 |
| 5944263 | Dust suppressing misting device for percussive tools A selectively attachable dust suppressing misting device for use with percussive tools, such as air hammers or jack hammers, includes a frame having a first tube section connected to a fluid source. The misting device includes one or more misting nozzles ... | 08/31/1999 |
| 5853052 | Hydraulic drive for rotation of a rock drill The invention provides an In-The-Hole hydraulic drive unit for rotating a rock drill. A hydraulic motor having a fixed rear trailing end and a rotating front drilling end converts hydraulic power into a rotational drive force. The hydraulic motor receives... | 12/29/1998 |
| 5524714 | System for lubricating and reciprocating a piston in a fluid-activated, percussive paving breaker A system for lubricating and reciprocating a piston in a fluid-activated, percussive paving breaker includes a unitary valve assembly positioned within a bore of a rear portion of a tool housing, the valve assembly having an oil reservoir for lubricating ... | 06/11/1996 |
| 5327979 | Coolant through spindle device A coolant through spindle device is disclosed, including a rotating joint member secured to the rear end of the spindle for conducting coolant into the spindle, the coolant being conducted through a separate coolant passage inside the spindle to the nozzl... | 07/12/1994 |
| 5307881 | Flushing system for a percussive, fluid-activated apparatus A debris flushing system for a percussive, fluid-activated apparatus includes a first and second separate and independent flushing system in the apparatus, each flushing system having a separate combination of passageways in the apparatus for fluid commun... | 05/03/1994 |
| 4856384 | Roof bolt drill pot drive A mining roof bolt drill pot drive wherein the drill chuck and the bolt tightening socket are coaxially mounted and permanently coupled to and simultaneously driven by a drive motor. The drill chuck is directly driven by the drive motor and the bolt socke... | 08/15/1989 |
| 4520879 | Ratchet and hydraulic seal assembly for rotating hollow shafts A power transfer pipe, surrounded by an elastomeric, self lubricating seal assembly, transfers rotational power in one direction from a prime mover, at the upper end of the power transfer pipe, to a threadedly secured, hollow, drill pipe at the lower end,... | 06/04/1985 |
| 4293251 | Device for transferring fluid to a rotating unit A device for transferring fluid to a rotating unit (11), for example a cutting tool, having a housing (10) mounted on the rotating unit (11) and comprising an inner ring (21) and an outer ring (22). For purposes of decreasing the demand for close toleranc... | 10/06/1981 |
| 4271909 | Modular fire fighting apparatus Modular fire fighting apparatus includes a power module having a turbine driven by fluid, such as water, introduced at a supply inlet to a housing for the module, a drive shaft driven by the turbine and extending from a coupling face of the housing and a ... | 06/09/1981 |
| 4024923 | Rock bolting equipment Equipment for drilling holes in mine roofs for the purpose of rock bolting comprises an intermediate portion having mounted on and extending from it at one end a telescopic leg and mounted on and extending from it at the other end a drill rod, a hydraulic... | 05/24/1977 |
| 4010806 | Rock bolting equipment Equipment for drilling holes in mine roofs for the purpose of rock bolting comprises an intermediate portion having mounted on and extending from it at one end a telescopic leg and mounted on and extending from it at the other end a drill rod, a hydraulic... | 03/08/1977 |
| 3959883 | Hand control system for power hand tools A hand control system for power hand tools comprises a manually operated control means for activating a low current electric signal and means for actuating an operation of the power tool. Circuit means are provided for sensing the low current electric sig... | 06/01/1976 |
