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USD340312S - Wide angle fresnel lens array for infrared motion detector - Google Patents

Wide angle fresnel lens array for infrared motion detector Download PDF

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Publication number
USD340312S
USD340312S US07645675 US64567591F USD340312S US D340312 S USD340312 S US D340312S US 07645675 US07645675 US 07645675 US 64567591 F US64567591 F US 64567591F US D340312 S USD340312 S US D340312S
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US
Grant status
Grant
Patent type
Design
Prior art keywords
array
lens
detector
wide
fresnel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US07645675
Inventor
Richard N. Claytor
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FRESNEL TECHNOLOGIES Inc 101 WEST MORNINGSIDE DRIVE FORT WORTH TX 76110 A CORP OF TX
Fresnel Tech Inc
Original Assignee
Fresnel Tech Inc
Filing date
Publication date
Grant date

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Description

The single FIGURE is a front elevational view of a wide angle fresnel lens array for infrared motion detector showing my new design, the lens array being a flat, rectangular, thin sheet having a front surface with grooves thereon and a plain, smooth, rear surface with no ornamentation.

Claims (1)

  1. The ornamental design for a wide angle fresnel lens array for infrared motion detector, as shown and described.
US07645675 1991-01-24 Wide angle fresnel lens array for infrared motion detector Expired - Lifetime USD340312S (en)

Publications (1)

Publication Number Publication Date
USD340312S true USD340312S (en) 1993-10-12

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6211522B1 (en) 1998-01-04 2001-04-03 Visonic Ltd. Passive infra-red intrusion sensor
US9188487B2 (en) 2011-11-16 2015-11-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6211522B1 (en) 1998-01-04 2001-04-03 Visonic Ltd. Passive infra-red intrusion sensor
US9188487B2 (en) 2011-11-16 2015-11-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies

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