Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 7275331 | Tool for indicating flushness of sunroof panel A tool for indicating the flushness between a vehicle body roof panel and a sunroof panel that is adjustably mounted within a sunroof opening of the vehicle body roof panel. The tool will signal a vehicle assembly operator in the event that the sunroof panel needs t... | 10/02/2007 |
| 7194819 | Opposed type fulcrum member of lever detector An opposed type fulcrum member of a lever detector is constituted by a main body part having a U-shaped section and thin-walled parts each formed in opposed positions of two sides of the main body part, and two ends of the U-shaped main body part can rock, with the ... | 03/27/2007 |
| 7159477 | Apparatus for inspecting deformation of pipes An apparatus is provided for measuring deformation of a surface of a pipe. The apparatus has a central portion to which a detector section is mounted. At each side, guides are connected to the housing via arms. The housing has a platform below which an inverted U-sh... | 01/09/2007 |
| 7143522 | Drop-in bore gauge apparatus for female articulated connector An apparatus for measuring wear and specified dimensions and aiding in the method of reconditioning of articulated connectors is disclosed. The apparatus is a drop-in bore gauge with a handle, a flange and at least one elongated fin for insertion into the bore of th... | 12/05/2006 |
| 6315469 | Tool and method for adjustment of printhead to platen spacing in a printer A tool and a method for adjusting a space between a printhead in a print cartridge and a platen in an ink jet printer are disclosed. The shape of the tool mimics the shape of a print cartridge. The tool is inserted into an aperture in a carriage in place ... | 11/13/2001 |
| 5392123 | Optical monitor for measuring a gap between two rollers A gap measurement device includes a first roller and a second roller. The first roller and the second roller define a gap which varies due to thermal expansion and contraction of the rollers. A first optical probe measures a first distance to the first ro... | 02/21/1995 |
| 5317386 | Optical monitor for measuring a gap between two rollers A gap measurement device includes a first roller and a second roller. The first roller and the second roller define a gap which varies due to thermal expansion and contraction of the rollers. A first optical probe measures a first distance to the first ro... | 05/31/1994 |
| 5131160 | Device for measuring woodruff keyways and method of using The invention is directed to an adaptor device suitable for use with a measuring apparatus to determine the centrality to the centerline of a Woodruff keyway in a shaft. The adaptor allows the measuring apparatus to rest on the top surface or outside diam... | 07/21/1992 |
| 4970799 | Device for measuring a shaft keyway and method of using A device for measuring the centering, parallelism, and perpendicularity of the side walls of a keyway to the centerline of the keyway in a shaft is described. The preferred embodiment of the device includes a micrometer slidingly attached to the device, a... | 11/20/1990 |
| 4791728 | Dimensioning head for plug gage In a dimensioning head for a plug gage, a pair of exteriorly projecting balls project through openings on either side of the longitudinal axis of the housing for contacting the inside diameter of the bore hole to be measured. Each of the balls contact a V... | 12/20/1988 |
| 4788772 | Dimensioning head for plug gage In a dimensioning head for a plug gage, a pair of exteriorly projecting balls project through openings on either side of the longitudinal axis of the housing for contacting the inside diameter of the bore hole to be measured. Each of the balls contact a V... | 12/06/1988 |
| 4640014 | Dimensional checking tool A dimensional checking tool for checking the "flush" and "gap" dimensions around a pressed panel has two probes 20 and 22 which move into and out of a housing 10, and are biassed in an outward direction, against the surfaces of a panel 34. Transducers or ... | 02/03/1987 |
| 4606129 | Gap and flushness measuring tool A tool for simultaneously measuring the gap and flushness between two adjacent panels includes a pair of probes for engaging the panel edges and adjacent surfaces, one probe being slideable in one direction to adjust to the panel gap and the other probe b... | 08/19/1986 |
| 4567664 | Measuring gage for internal and external splines of a workpiece A measuring gage for internal and external splines of a workpiece employs a pair of opposed aligned gage pins with hardened balls respectively on their outer ends for registry with internal splines of a workpiece and upon their inner ends for registry wit... | 02/04/1986 |
| 4447960 | Plug gauge for checking dimensions of bores of mechanical parts Plug gauge for checking the diameter of a bore, including two movable arms with relevant feelers and a protective body defining two holes for the passage of the feelers. A sealing gasket seals the space between the holes of the protective body and the fee... | 05/15/1984 |
| 4443947 | Plug comparator for checking the diameter of holes A plug comparator for checking the diameter of holes of mechanical parts comprising a support, a movable measurement unit and a protection casing. The movable measurement unit comprises two movable arms bearing respective feeler elements which come into contac... | 04/24/1984 |
| 4382338 | Manual plug comparator for checking the diameter of holes A manual plug comparator for verifying the diameter of holes of mechanical parts, having a central support plate which supports a movable measurement unit, a protective and centering casing and a handle. The movable measurement unit comprises two movable ... | 05/10/1983 |
| 4348814 | Gauge for checking linear sizes of mechanical parts A gauge for checking linear sizes of mechanical parts including a handle, a nose-piece, an integral body defining two movable arms and fulcrum devices for rotational displacements of the arms, and a support plate coupled to the handle, the nose-piece and ... | 09/14/1982 |
| 4339879 | Method for adjusting the position of the probes of a plug gauge and relevant plug gauge A method for adjusting the position of the probes of a plug gauge having one or more plugs fixed to a support. The plugs are coaxially fixed to the support with great precision and subsequently the position of the probes is adjusted taking the plugs as re... | 07/20/1982 |
