Title: Firing devices and processes

Abstract: Electrical timing and control apparatus for sequentially activating a plurality of electrical load circuits at predetermined and controllable successive timing intervals after the occurrence of a first starting signal wherein the activation sequence is automatically halted whenever any one of the electrical load circuit fails to be successfully activated.

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Inventors: Dawkins, Maxwell John (Nunawading, AU)

Application Number: 358348
Filing Date: 1973-05-08
Publication_date: 1976-01-27
Assignee: ICI Australia Limited (Melbourne, AU)
Primary Class(es): 102/217 361/249
Other Classes:
US Patent Ref:

2546686	Mar, 1951	Bickel et al.	102/23.
3102476	Sep, 1963	Naeseth	102/22.
3133231	May, 1964	Fail et al.	102/70.
3306208	Feb, 1967	Bergey et al.	102/70.
3312869	Apr, 1967	Werner	317/80.
3316451	Apr, 1967	Silberman	102/70.
3417259	Dec, 1968	Nozawa et al.	102/70.
3424924	Jan, 1969	Leisinger et al.	102/70.
3571605	Mar, 1971	Dobson et al.	102/70.

Other Refs:
Primary Examiner: Pendegrass, Verlin R.
Assistant Examiner: Jordan, C. T.
Attorney: Cushman, Darby & Cushman