Communications: electrical – Condition responsive indicating system – Specified housing
Patent
1993-11-16
1995-01-03
Swann, Glen
Communications: electrical
Condition responsive indicating system
Specified housing
340540, 340541, 340567, 340692, G08B 2300
Patent
active
053790294
ABSTRACT:
A sensing decorative tree includes a pot provided with a raised annular member on the bottom and a plurality of protuberances on the inner side, a trunk having a lower end engaged with the raised annular member of the pot, a partition plate mounted on the protuberances of the pot, an artificial lawn mounted on the partition plate, a voice producer mounted on the bottom of the partition plate, an amplifier mounted on the pot and electrically connected with the voice producer, a sleeve inserted in the upper outlet of a passage of the trunk, a sensing wire provided at one end with a plug connected with the voice producer and at the other end with a sensor received in sleeve, a volume control mounted in the pot and electrically connected with the amplifier for controlling volume of the amplifier, and a plurality of flexible canes twisted on the trunk and provided at one end with a plug electrically connected with the voice producer and at the other end with a sensor.
REFERENCES:
patent: 4075614 (1978-02-01), White
patent: 4816809 (1989-03-01), Kim
patent: 4904988 (1990-02-01), Nesbit et al.
patent: 4940965 (1990-07-01), Umehara
patent: 4978942 (1990-12-01), Bruce
Ching-Ho Hung
Kuo-Tang Cheng
Lei Alfred
Swann Glen
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