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Input device featuring both trackball and mouse capability
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{{infobox patent | image = [[file:4562347-1.png|frameless]] | country = US | number = 4562347 | inventor = Dean A. Hovey<br/>Douglas R. Grundstrom<br/>James R. Yurchenco<br/> | issued = 31 December 1985 | assignee = Trace Systems, Inc. | reference = {{cite patent|number=US4562347}} }} '''Input device featuring both trackball and mouse capability''' is a sphere supported in a housing with top and bottom apertures with two encoders that resolve the ''x''-coordinate and ''y''-coordinate values and convert the signals to the computer, so it can be used as a [[mouse]] or as a [[trackball]]. The invention was granted its patent number 4562347 on 1985. <ref>{{ cite patent | country = US | number = 4562347 | status = patent | title = Input device featuring both trackball and mouse capability | pubdate = | gdate = 31 December 1985 | fdate = 23 September 1983 | pridate = | inventor = Dean A. Hovey; Douglas R. Grundstrom; James R. Yurchenco | invent1 = | invent2 = | assign1 = | assign2 = | class = }}</ref> ==Description== '''Input device featuring both trackball and mouse capability''' * Inventor: Dean A. Hovey * Inventor: Douglas R. Grundstrom * Inventor: James R. Yurchenco * Patent number: 4562347 * Filing date: 23 September 1983 * Issue date: 31 December 1985 * Assigned to Trace Systems, Inc. ==Cited patents== * {{cite patent |country = US |number = 3541541 |fdate =Jun 21, 1967 |gdate = Nov 17, 1970 |title = Position pot}} * {{cite patent |country = US |number = 3892963 |fdate =Dec 20, 1973 |gdate = 1975 |title = Transducer for a display-oriented pointing device}} * {{cite patent |country = US |number = 3987685 |fdate =Dec 16, 1974 |gdate = Oct 26, 1976 |assign1 = Xerox Corporation |title = Cursor position device}} ==Referenced by== * {{cite patent |country = US |number = 4623787 |fdate = Dec 5, 1983 |gdate = Nov 18, 1986 |assign1 = Wico Corporation |title = Ball and transducer mounting arrangement for mouse}} * {{cite patent |country = US |number = 4712101 |fdate = Dec 4, 1984 |gdate = Dec 8, 1987 |assign1 = Cheetah Control, Inc. |title = Control mechanism for electronic apparatus}} * {{cite patent |country = US |number = 4724715 |fdate = Apr 30, 1986 |gdate = Feb 16, 1988 |title =Control mechanism for computer keyboard and the like}} * {{cite patent |country = US |number = 4767923 |fdate = Aug 18, 1986 |gdate = Aug 30, 1988 |assign1 = Canon Kabushiki Kaisha Hand-held image reading apparatus with position tracker}} * {{cite patent |country = US |number = 4786892 |fdate = Jan 6, 1987 |gdate = Nov 22, 1988 |assign1 = Alps Electric Co., Ltd. |title = X-Y direction input device having changeable orientation of input axes and switch activation}} * {{cite patent |country = US |number = 4799049 |fdate = Jan 25, 1985 |gdate = Jan 17, 1989 |title =Image position control}} * {{cite patent |country = US |number = 4801931 |fdate = Oct 22, 1987 |gdate = Jan 31, 1989 |assign1 = Hewlett-Packard Company |title = Device for controlling the motion of a video-screen cursor}} * {{cite patent |country = US |number = 4857902 |fdate = May 14, 1987 |gdate = Aug 15, 1989 |assign1 = Advanced Interaction, Inc. |title = Position-dependent interactivity system for image display}} * {{cite patent |country = US |number = 4891632 |fdate = Jan 20, 1988 |gdate = Jan 2, 1990 |assign1 = King Phoenix Co., Ltd. |title = Computer graphic drawing apparatus with coarse and fine controls}} * {{cite patent |country = US |number = 4933670 |fdate = Jul 21, 1988 |gdate = Jun 12, 1990 |assign1 = Picker International, Inc. |title = Multi-axis trackball}} * {{cite patent |country = US |number = 4939508 |fdate = Oct 31, 1988 |gdate = Jul 3, 1990 |assign1 = Emtek Health Care Systems, Inc. |title = Point and select device}} * {{cite patent |country = US |number = 4951034 |fdate = Feb 12, 1987 |gdate = Aug 21, 1990 |assign1 = Logitech, Inc. |assign2 = Logitech SA |title =Light ball electronic mouse}} * {{cite patent |country = US |number = 4952919 |fdate = Apr 6, 1989 |gdate = Aug 28, 1990 |assign1 = Tektronix, Inc. |title = Trackball mechanism}} * {{cite patent |country = US |number = 5008528 |fdate = Jul 14, 1989 |gdate = Apr 16, 1991 |assign1 = Logitech S.A. |title = Invertible trackball}} * {{cite patent |country = US |number = 5021771 |fdate = Aug 9, 1988 |gdate = Jun 4, 1991 |title =Computer input device with two cursor positioning spheres}} * {{cite patent |country = US |number = 5063289 |fdate = Oct 9, 1990 |gdate = Nov 5, 1991 |assign1 = Lexmark International, Inc. |title = Combined mouse and trackball}} * {{cite patent |country = US |number = 5078019 |fdate = Apr 25, 1990 |gdate = Jan 7, 1992 |assign1 = Alps Electric Co., Ltd. |title = Trackball device}} * {{cite patent |country = US |number = 5095303 |fdate = Mar 27, 1990 |gdate = Mar 10, 1992 |assign1 = Apple Computer, Inc. |title = Six degree of freedom graphic object controller}} * {{cite patent |country = US |number = 5132672 |fdate = Jul 13, 1990 |gdate = Jul 21, 1992 |assign1 = Apple Computer, Inc. |title = Three degree of freedom graphic object controller}} * {{cite patent |country = US |number = 5171978 |fdate = Nov 22, 1991 |gdate = Dec 15, 1992 |assign1 = Lexmark International, Inc. |title = Trackball assembly including a loosely mounted ball support}} * {{cite patent |country = US |number = 5187468 |fdate = Oct 23, 1989 |gdate = Feb 16, 1993 |assign1 = Microsoft Corporation |title = Pointing device with adjustable clamp attachable to a keyboard}} * {{cite patent |country = US |number = 5237311 |fdate = Aug 1, 1991 |gdate = Aug 17, 1993 |assign1 = Picker International, Inc. |title = Hingedly supported integrated trackball and selection device}} * {{cite patent |country = US |number = 5280276 |fdate = Jul 10, 1992 |gdate = Jan 18, 1994 |assign1 = Quickshot (BVI) Ltd. |title = Combination mouse/trackball input device}} * {{cite patent |country = US |number = 5281958 |fdate = Jul 17, 1991 |gdate = Jan 25, 1994 |assign1 = Microsoft Corporation |title = Pointing device with adjustable clamp attachable to a keyboard}} * {{cite patent |country = US |number = 5287090 |fdate = Sep 30, 1992 |gdate = Feb 15, 1994 |title =Combination mouse and track ball unit}} * {{cite patent |country = US |number = 5291213 |fdate = Dec 23, 1992 |gdate = Mar 1, 1994 |title =Pen-type computer input device with multiple spheres}} * {{cite patent |country = US |number = 5298919 |fdate = Jul 31, 1992 |gdate = Mar 29, 1994 |assign1 = Multipoint Technology Corporation |title = Multi-dimensional input device}} * {{cite patent |country = US |number = 5313230 |fdate = Jul 24, 1992 |gdate = May 17, 1994 |assign1 = Apple Computer, Inc. |title = Three degree of freedom graphic object controller}} * {{cite patent |country = US |number = 5379054 |fdate = Apr 25, 1994 |gdate = Jan 3, 1995 |assign1 = ASCII Corporation |title = Pointing device}} * {{cite patent |country = US |number = 5410332 |fdate = Oct 2, 1991 |gdate = Apr 25, 1995 |assign1 = Microspeed, Inc. |title = Trackball device with improved ball suspension and adjustable resolution}} * {{cite patent |country = US |number = 5428368 |fdate = Feb 14, 1994 |gdate = Jun 27, 1995 |title =Combination mouse and track ball unit}} * {{cite patent |country = US |number = 5432530 |fdate = Jan 11, 1993 |gdate = Jul 11, 1995 |assign1 = Fujitsu Limited |title = Pointing device and method of control of same}} * {{cite patent |country = US |number = 5446481 |fdate = Oct 11, 1991 |gdate = Aug 29, 1995 |assign1 = Mouse Systems Corporation |title = Multidimensional hybrid mouse for computers}} * {{cite patent |country = US |number = 5457479 |fdate = Jun 13, 1994 |gdate = Oct 10, 1995 |assign1 = Primax Electronics Ltd. |title = Apparatus having dual modes for controlling cursor on display screen}} * {{cite patent |country = US |number = 5486845 |fdate = Nov 3, 1994 |gdate = Jan 23, 1996 |title =Non-linting ball gasket for computer mouse devices and method}} * {{cite patent |country = US |number = 5528265 |fdate = Jul 18, 1994 |gdate = Jun 18, 1996 |title =Orientation-operated cursor control device}} * {{cite patent |country = US |number = 5565889 |fdate = Jun 30, 1994 |gdate = Oct 15, 1996 |assign1 = Compaq Computer Corporation |title = Pointing devices for a portable computer}} * {{cite patent |country = US |number = 5572237 |fdate = Jun 28, 1994 |gdate = Nov 5, 1996 |assign1 = Compaq Computer Corporation |title = Pointing device for a portable computer}} * {{cite patent |country = US |number = 5583541 |fdate = Feb 3, 1995 |gdate = Dec 10, 1996 |assign1 = Tandberg Data Storage AS |title =Mouse and trackball design with contact-less roller sensor}} * {{cite patent |country = US |number = 5625381 |fdate = Feb 7, 1992 |gdate = Apr 29, 1997 |assign1 = Comadur S.A. |title = Control element constituting a mouse}} * {{cite patent |country = US |number = 5652604 |fdate = Sep 14, 1995 |gdate = Jul 29, 1997 |assign1 = Primax Electronics, Ltd. |title = Hollow track ball and method for manufacturing same}} * {{cite patent |country = US |number = 5661504 |fdate = Dec 6, 1995 |gdate = Aug 26, 1997 |assign1 = Abeam Technology Co., Ltd. |assign2 = Shun-Jung Lo |title= Cursor control device construction}} * {{cite patent |country = US |number = 5745055 |fdate = Jun 7, 1995 |gdate = Apr 28, 1998 |assign1 = Fleetfoot, L.L.C. |title = Foot-operated multi-directional sensing device}} * {{cite patent |country = US |number = 5767841 |fdate = Feb 1, 1996 |gdate = Jun 16, 1998 |title =Two-sided trackball}} * {{cite patent |country = US |number = 5818800 |fdate = Jun 7, 1995 |gdate = Oct 6, 1998 |title =Voice recording device having portable and local modes of operation}} * {{cite patent |country = US |number = 5828364 |fdate = Jan 3, 1995 |gdate = Oct 27, 1998 |assign1 = Microsoft Corporation |title = One-piece case top and integrated switch for a computer pointing device}} * {{cite patent |country = US |number = 5854623 |fdate = Nov 16, 1995 |gdate = Dec 29, 1998 |title =Two- and three-dimensional trackball with enhanced measurement optics}} * {{cite patent |country = US |number = 5990871 |fdate = Apr 12, 1995 |gdate = Nov 23, 1999 |assign1 = Microsoft Corporation |title = Ergonomic pointing device}} * {{cite patent |country = US |number = 6040820 |fdate = Sep 11, 1997 |gdate = Mar 21, 2000 |assign1 = LG Electronics Inc. |title = Track ball input device}} * {{cite patent |country = US |number = 6256013 |fdate = Oct 26, 1998 |gdate = Jul 3, 2001 |assign1 = Microsoft Corporation |title = Computer pointing device}} * {{cite patent |country = US |number = 6281883 |fdate = Sep 8, 1994 |gdate = Aug 28, 2001 |assign1 = Voice Domain Technologies, LLC |title = Data entry device}} * {{cite patent |country = US |number = 6515651 |fdate = Sep 24, 1998 |gdate = Feb 4, 2003 |assign1 = International Business Machines Corporation |title = Reversible wireless pointing device}} * {{cite patent |country = US |number = 6545667 |fdate = Sep 8, 2000 |gdate = Apr 8, 2003 |title =Apparatus for a convenient and comfortable cursor control device}} * {{cite patent |country = US |number = 6744421 |fdate = Feb 19, 2003 |gdate = Jun 1, 2004 |title =Apparatus for convenient and comfortable cursor control device}} * {{cite patent |country = US |number = 6847353 |fdate = Oct 1, 2001 |gdate = Jan 25, 2005 |assign1 = Logitech Europe S.A. |title = Multiple sensor device and method}} * {{cite patent |country = US |number = 6940488 |fdate = Dec 16, 1998 |gdate = Sep 6, 2005 |assign1 = Microsoft Corporation |title = System and method of adjusting display characteristics of a displayable data file using an ergonomic computer input device}} * {{cite patent |country = US |number = 7322011 |fdate = Nov 1, 2004 |gdate = Jan 22, 2008 |assign1 = Microsoft Corporation |title = System and method of adjusting display characteristics of a displayable data file using an ergonomic computer input device}} * {{cite patent |country = US |number = 7398089 |fdate = Nov 12, 2004 |gdate = Jul 8, 2008 |title = Data-capable network prioritization with reduced delays in data service}} * {{cite patent |country = US |number = D375748 |fdate = Nov 3, 1995 |gdate = Nov 19, 1996 |title =Hand held remote}} * {{cite patent |country = US |number = D377485 |fdate = Apr 12, 1995 |gdate = Jan 21, 1997 |assign1 = Microsoft Corporation |title = Pointing device}} * {{cite patent |country = US |number = D378517 |fdate = Apr 12, 1995 |gdate = Mar 18, 1997 |assign1 = Microsoft Corporation |title = Pointing device}} * {{cite patent |country = US |number = D382261 |fdate = Feb 13, 1996 |gdate = Aug 12, 1997 |assign1 = Microsoft Corporation |title = Pointing device}} * {{cite patent |country = US |number = D399499 |fdate = Feb 13, 1996 |gdate = Oct 13, 1998 |assign1 = Microsoft Corporation |title = Pointing device}} * {{cite patent |country = US |number = D595717 |fdate = Oct 15, 2007 |gdate = Jul 7, 2009 |title =Combination overlay and pointing device cover}} * {{cite patent |country = US |number = D649995 |fdate = Dec 14, 2010 |gdate = Dec 6, 2011 |assign1 = Eschenbach Optik GmbH |title = Magnifier}} * {{cite patent |country = US |number = RE34931E |fdate = Apr 16, 1993 |gdate = May 9, 1995 |assign1 = Logitech S.A. |title = Cursor positioning device operable over various degrees of elevation}} * {{cite patent |country = US |number = RE43523E |fdate = Sep 2, 2009 |gdate = Jul 17, 2012 |assign1 = Research In Motion Limited |title = Data-capable network prioritization with reduced delays in data service}} ==Images== <gallery> file:4562347.png file:4562347-1.png file:4562347-2.png </gallery> ==References== <references/> [[Category:Patents]]
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