Title:
MULTI-BLADE KEY AND LOCKING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2013/169954
Kind Code:
A3
Abstract:
An illustrative key includes outer blades connected to at an inner blade through a crossbar, with channels formed between adjacent blades. The inner blade is configured to engage a tumbling mechanism of a lock. The outer blades may obscure the bitting profile of the inner blade from view such that unauthorized duplication of the key is inhibited.
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Inventors:
MATHACHAN SAJIL (IN)
MAKSOOD ALI MOHAMMED (IN)
BADHYA ROHITH (IN)
MAKSOOD ALI MOHAMMED (IN)
BADHYA ROHITH (IN)
Application Number:
PCT/US2013/040218
Publication Date:
June 19, 2014
Filing Date:
May 08, 2013
Export Citation:
Assignee:
SCHLAGE LOCK CO LLC (US)
International Classes:
E05B19/00
Foreign References:
| US4603565A | 1986-08-05 | |||
| US4478061A | 1984-10-23 | |||
| US5222383A | 1993-06-29 | |||
| US4787225A | 1988-11-29 |
Attorney, Agent or Firm:
STEPHENSON, Mark, T. et al. (One Indiana SquareSuite 280, Indianapolis IN, US)
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