Allen D Muirhead

Title: Allen D. Muirhead: Patents in Optical Alarm Systems and Condensation Prevention

Introduction

Allen D. Muirhead is an inventor associated with Rossendale, Great Britain. His patent work includes inventions for improving alarm-system detection and preventing condensation inside cabinets. He holds 2 patents.

Latest Patents

Muirhead’s listed patents address optical sensing and moisture control.

- **Segmented optical system for an alarm system.** This invention uses multiple optical elements, such as mirrors, to direct radiation from different directions toward a detector at a common focal point. Each element defines a field of view, with adjacent fields overlapping. This arrangement allows the detector to register a change in radiation as an object moves between fields while avoiding gaps where the object would be undetected.

- **Condensation prevention apparatus.** This invention uses a reflective surface inside a cabinet that is thermally linked to the cabinet’s exterior. Because the surface responds more quickly to changes in external temperature, condensation on it can serve as an early warning. The apparatus monitors light reflected from the surface and activates an internal heater when condensation is detected, helping evaporate the moisture.

Career Highlights

Muirhead’s patent portfolio reflects practical approaches to sensing and environmental control. His alarm-system invention focuses on maintaining continuous coverage across adjacent optical fields, while his condensation-prevention apparatus detects moisture and responds by heating the cabinet interior.

Collaborations

Muirhead is associated with Monicell Limited and Unicell Limited.

Conclusion

Allen D. Muirhead’s two patents demonstrate his work on optical detection and condensation prevention, with inventions designed to improve alarm coverage and protect cabinet interiors from moisture.