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US5268997A Expired / Lapsed US ⏱️ 0.0 years remaining

Computer graphic system for detecting interference between adjacent graphic elements

Assignee: Fujitsu Ltd
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Filing: 1991-08-09
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Granted: 1993-12-07
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Expires: 2011-08-09
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Abstract

Abstract A system for determining the arrangement of graphic segments or elements in a computer graphics and includes an input unit for entering the desired position and orientation of each individual graphic segment representative of a component or part of a product to be designed. The system also has an interference checking unit for checking interference of newly entered graphic segments relative to other segments already fixed in arrangement. The interference checking unit generates an alarm indicating the occurrence of interference through an interference alarming unit.

Inventors

  • 👤 Shigeo Funaki

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 07:31
CPC Classifications
G; G06; G06T; G06T17/00; Y; Y10; Y10S; Y10S715/00; Y10S715/961; Y10S715/964

Claims Analysis

Total Claims: 23
Claim 1
Independent Claim 126 words
A system for arranging graphic segments and avoiding interference between graphic segments that are adjacent to each other in a computer graphic representation of the segments, the system comprising: first means for entering position of data of a graphic segment of known configuration and known physical dimension in a computer graphics coordinate system; second means for defining a predetermined interference condition with respect to each individual graphic segment; third means for checking interference of adjacent graphic segments repeatedly at each position of the graphic segment during movement of the graphic segment and producing an interfering condition indicative signal when said interference condition is satisfied; and fourth means, responsive to said interfering condition indicative signal, for generating an alarm to alert the user of an interfering condition.
Claim 2
Independent Claim 126 words
A system for arranging graphic segments and avoiding interference between graphic segments that are adjacent to each other in a computer graphic representation of the segments, the system comprising: first means for entering position of data of a graphic segment of known configuration and known physical dimension in a computer graphics coordinate system; second means for defining a predetermined interference condition with respect to each individual graphic segment; third means for checking interference of adjacent graphic segments repeatedly at each position of the graphic segment during movement of the graphic segment and producing an interfering condition indicative signal when said interference condition is satisfied; and fourth means, responsive to said interfering condition indicative signal, for generating an alarm to alert the user of an interfering condition.
Claim 3
Dependent Claim 56 words
A system as set forth in claim 1, wherein said second means includes a storage means for storing interference condition data and identification data for each graphic segment, so that the interference condition data of a graphic segment to be checked can be read out in terms of the identification data of the checked graphic segment.
Claim 4
Dependent Claim 37 words
A system as set forth in claim 1, which further comprises fifth means for storing data associated with each graphic segment; said data, as stored in said means for storing, including said predetermined interference condition set therefor.
Claim 5
Dependent Claim 25 words
A system as set forth in claim 1, wherein said second means defines a minimum spacing between adjacent graphic segments as said predetermined interference condition.
Claim 6
Dependent Claim 42 words
A system as set forth in claim 4, wherein said second means defines an interference area around the corresponding graphic segments so that an interfering condition is determined by a detection of overlapping between adjacent interference areas of the adjacent graphic segments.
Claim 7
Dependent Claim 22 words
A system as set forth in claim 4, wherein said second means defines a minimum distance between borders of adjacent graphic segments.
Claim 8
Dependent Claim 30 words
A system as set forth in claim 1, wherein said fourth means provides an alarm by visually displaying an interfering condition on a display screen together with the graphic segments.
Claim 9
Dependent Claim 16 words
A system as set forth in claim 1, wherein said fourth means generates an audible alarm.
Claim 10
Dependent Claim 33 words
The system of claim 1 wherein said fourth means for generating an alarm is comprised of means for visually displaying interference areas on a display screen in response to said interfering indicative signal.
Claim 11
Independent Claim 149 words
A system for arranging graphic segments representative of components or parts for performing a desired operation of a product to be designed and avoiding interference between adjacent components or parts in operation of the product, the system comprising: first means for entering positional data of a graphic segment of known configuration and known physical dimension in a computer graphics coordinate system; second means for defining a predetermined interference condition with respect to each individual graphic segment in view of an operation of the component or parts represented by the graphical segment; third means for checking interference of adjacent graphic segments repeatedly at each position of the graphic segment during movement of the graphic segment, and producing an interfering condition indicative signal when said interference condition is satisfied; and fourth means, responsive to said interfering condition indicative signal, for generating an alarm to alert the user of an interfering condition.
Claim 12
Independent Claim 149 words
A system for arranging graphic segments representative of components or parts for performing a desired operation of a product to be designed and avoiding interference between adjacent components or parts in operation of the product, the system comprising: first means for entering positional data of a graphic segment of known configuration and known physical dimension in a computer graphics coordinate system; second means for defining a predetermined interference condition with respect to each individual graphic segment in view of an operation of the component or parts represented by the graphical segment; third means for checking interference of adjacent graphic segments repeatedly at each position of the graphic segment during movement of the graphic segment, and producing an interfering condition indicative signal when said interference condition is satisfied; and fourth means, responsive to said interfering condition indicative signal, for generating an alarm to alert the user of an interfering condition.
Claim 13
Dependent Claim 51 words
A system as set forth in claim 10, wherein said second means includes a storage means for storing interference condition data and identification data for each graphic segment so that the interference condition data of a graphic segment to be checked can be read out in terms of that graphic segment.
Claim 14
Dependent Claim 35 words
A system as set forth in claim 10, which further comprises a fifth means which stores data associated with each graphic segment; data stored in said fifth means including said predetermined interference condition set therefor.
Claim 15
Dependent Claim 52 words
A system as set forth in claim 10, wherein said second means defines a minimum spacing between adjacent graphic segments as said predetermined interference condition; the minimum spacing of which is determined in view of the minimum spacing required for an operation of the corresponding component or part in the actual product.
Claim 16
Dependent Claim 37 words
A system as set forth in claim 13, wherein said second means defines interference areas around corresponding graphic segments so that an interfering condition is detected as the overlap of the interference areas of adjacent graphic segments.
Claim 17
Dependent Claim 22 words
A system as set forth in claim 13, wherein said second means defines a minimum distance between borders of adjacent graphic segments.
Claim 18
Dependent Claim 30 words
A system as set forth in claim 10, wherein said fourth means provides an alarm by visually displaying an interfering condition on a display screen together with the graphic segments.
Claim 19
Dependent Claim 16 words
A system as set forth in claim 10, wherein said fourth means generates an audible alarm.
Claim 20
Dependent Claim 169 words
In a computer graphic system for arranging graphic segments representative of components or parts for performing a desired operation of a product to be designed and avoiding interference between adjacent components or parts in an operation of the product; a process of arranging the graphic segments comprising the steps of: entering data defining a position of a graphic segment representative of a product or component of known configuration and known physical dimension in a computer graphics coordinate system; defining a predetermined positional relationship of each individual graphic segment relative to adjacent graphic segments in view of an intended operation of the component or parts that the graphic segment represents; checking a positional relationship between graphic segments repeatedly at each position of the graphic segment during movement of the graphic segment, and producing an interfering condition indicative signal when interference between a positional relationship of adjacent graphic segments is detected; generating an alarm to alert the user of an interfering condition and requiring re-arrangement of at least one graphic segment.
Claim 21
Dependent Claim 169 words
In a computer graphic system for arranging graphic segments representative of components or parts for performing a desired operation of a product to be designed and avoiding interference between adjacent components or parts in an operation of the product; a process of arranging the graphic segments comprising the steps of: entering data defining a position of a graphic segment representative of a product or component of known configuration and known physical dimension in a computer graphics coordinate system; defining a predetermined positional relationship of each individual graphic segment relative to adjacent graphic segments in view of an intended operation of the component or parts that the graphic segment represents; checking a positional relationship between graphic segments repeatedly at each position of the graphic segment during movement of the graphic segment, and producing an interfering condition indicative signal when interference between a positional relationship of adjacent graphic segments is detected; generating an alarm to alert the user of an interfering condition and requiring re-arrangement of at least one graphic segment.
Claim 22
Dependent Claim 18 words
A process as set forth in claim 18, wherein said processing is performed periodically with a short internal.
Claim 23
Dependent Claim 23 words
A process as set forth in claim 18, wherein said alarm is provided with information about an interfering condition between the graphic segments.

References Cited (Backward Citations)

US4668963A Cited
US5006991A Cited
US4992962A Cited
JPH02189685A Cited
JPH02219179A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1996-12-06 1997-06-07 1997-12-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2000-12-06 2001-06-07 2001-12-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2004-12-06 2005-06-07 2005-12-07 $7700.00 Window Closed / Lapsed

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