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Class Information
Number: 33/366.12
Name: Geometrical instruments > Indicator of direction of force traversing natural media > Level or plumb, terrestrial gravitation responsive > Electrically actuated signal or indicator > Plural nonparallel axes or plural orientation sensors
Description: Subject matter which (1) is responsive to relative rotation or inclination about plural nonparallel axes or (2) has multiple distinct circuit controlling gravity responsive elements (i.e., orientation sensors).
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7350303 |
Level, angle and distance measuring device |
Apr. 1, 2008 |
| 7325321 |
Method and device for monitoring the alignment of a measuring instrument, and measuring instrument |
Feb. 5, 2008 |
| 7299557 |
Tilt sensor |
Nov. 27, 2007 |
| 7111407 |
Vertical shaft alignment tool |
Sep. 26, 2006 |
| 6993849 |
Capacitive balance leveling device |
Feb. 7, 2006 |
| 6684138 |
Dynamic platform leveling system |
Jan. 27, 2004 |
| 6664534 |
Tilt sensing device and method for its operation |
Dec. 16, 2003 |
| 6449858 |
Angle sensor |
Sep. 17, 2002 |
| 6449857 |
Inclinometer and inclinometer network |
Sep. 17, 2002 |
| 6320653 |
Multiple-axis inclinometer for measuring inclinations and changes in inclination |
Nov. 20, 2001 |
| 6313912 |
Laser leveling instrument with a leveling base and fine self-leveling of the laser beam |
Nov. 6, 2001 |
| 6301795 |
Tilt sensor using magnet and magnetic sensor |
Oct. 16, 2001 |
| 6196048 |
Turntable acceleration generating apparatus |
Mar. 6, 2001 |
| 6058617 |
Audio visual combination extension level |
May. 9, 2000 |
| 6008757 |
Surveying probe and method for computing the spatial coordinates of a point |
Dec. 28, 1999 |
| 5774996 |
Biaxial inclination sensor |
Jul. 7, 1998 |
| 5704130 |
Measuring instrument |
Jan. 6, 1998 |
| 5680708 |
Temperature compensated tilt sensor |
Oct. 28, 1997 |
| 5612679 |
Electrolytic tilt sensor |
Mar. 18, 1997 |
| 5592745 |
Electronic level displaying inclination with regard to instrument length |
Jan. 14, 1997 |
| 5512905 |
Pole-tilt sensor for surveyor range pole |
Apr. 30, 1996 |
| 5406713 |
Apparatus for maintaining a scientific and measuring instrument or the like in a level plane |
Apr. 18, 1995 |
| 5371951 |
Two-axis inclinometer |
Dec. 13, 1994 |
| 5365671 |
Inclinometer |
Nov. 22, 1994 |
| 5335190 |
Inclinometer which is rescalable through the use of multiple angles |
Aug. 2, 1994 |
| 5322441 |
Method and apparatus for providing a portable visual display |
Jun. 21, 1994 |
| 5218771 |
Orientation sensing apparatus |
Jun. 15, 1993 |
| 5210954 |
Clinometer |
May. 18, 1993 |
| 5199712 |
Golf swing training apparatus |
Apr. 6, 1993 |
| 5191713 |
Electronic tilt measuring system |
Mar. 9, 1993 |
| 5180986 |
Two axis capacitive inclination sensor |
Jan. 19, 1993 |
| 5172481 |
Electronic inclinometer |
Dec. 22, 1992 |
| 5159761 |
Electronic level indicator |
Nov. 3, 1992 |
| 5153999 |
Auto level cradle |
Oct. 13, 1992 |
| 5148604 |
Micromechanical tilt sensor |
Sep. 22, 1992 |
| 5143208 |
Level sensor |
Sep. 1, 1992 |
| 5136784 |
Vehicle electronic level measuring and display device |
Aug. 11, 1992 |
| 5133417 |
Angle sensor using thermal conductivity for a steerable boring tool |
Jul. 28, 1992 |
| 5106255 |
Posture adjusting mechanism of cargo handling device for use in cargo trucks |
Apr. 21, 1992 |
| 5079847 |
Two axis inclination sensor |
Jan. 14, 1992 |
| 5065522 |
Method of detecting vertically, detector therefor and level maintaining base which employs said detector and which acts to mount mechanism or apparatus |
Nov. 19, 1991 |
| 5038137 |
Sleep posture monitor and alarm system |
Aug. 6, 1991 |
| 5031329 |
Digital level with plumb |
Jul. 16, 1991 |
| 5031330 |
Electronic boresight |
Jul. 16, 1991 |
| 4949467 |
Inclinometer including an apparatus for maintaining a scientific and measuring instrument or the like in a level plane |
Aug. 21, 1990 |
| 4928263 |
Hydrophones and similar devices |
May. 22, 1990 |
| 4887359 |
Vehicle leveling and stabilizing apparatus |
Dec. 19, 1989 |
| RE32962 |
Level with electronic signals |
Jun. 27, 1989 |
| 4811491 |
Two-axis differential capacitance inclinometer |
Mar. 14, 1989 |
| 4812654 |
Two-axis quartz fiber passive tilt meter |
Mar. 14, 1989 |
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