Willy H Welcker

from Salinas, CA
Age ~99

Willy Welcker Phones & Addresses

  • 822 Castleton St, Salinas, CA 93906
  • 8726 Blue Grass Dr, Stockton, CA 95210 (209) 951-9388
  • San Joaquin, CA
  • Monterey, CA
  • 2801 Shannon Dr, South San Francisco, CA 94080
  • Downey, CA
  • Petaluma, CA


Position: Sales Occupations


Degree: Associate degree or higher



Us Patents

Prefabricated Modular Helical Escape Structure For Multiple Story Buildings

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US Patent:
40359700, Jul 19, 1977
Mar 11, 1976
Appl. No.:
Willy H. Welcker - South San Francisco CA
International Classification:
E04F 1114
E04H 1400
B65G 1106
US Classification:
A double helical earthquake and fire escape structure for multiple story buildings formed mainly of a plurality of prefabricated section of precast concrete. Two identically formed upper sectional units and two identically formed lower units are arranged in facing relationship to each other for each floor of the building. Complementary portions of the assembled units combine to form a pair of oppositely disposed entrances on each floor leading to two separate helical slides arranged about a separately formed central circular smokestack. The units are provided with steel members adjacent their edges which are connected together and secured to a surrounding supporting steel framework. Two additional smokestacks formed within the corners of the assembled units may also be used as shoe drops.
Willy H Welcker from Salinas, CA, age ~99 Get Report