E05B37/02- Permutation or combination locks Puzzle locks with tumbler discs or rings arranged on a single axis, each disc being adjustable independently of the others.E05B37/00- Permutation or combination locks Puzzle locks.E05B- LOCKS ACCESSORIES THEREFOR HANDCUFFS.E05- LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES.238000006011 modification reaction Methods 0.000 description 2.238000004519 manufacturing process Methods 0.000 description 4.230000000875 corresponding Effects 0.000 claims description 10.210000003414 Extremities Anatomy 0.000 claims abstract description 22.Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Assignors: NEW SHINE CORPORATION LIMITED.
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors: KWONG WAH LOCK MANUFACTORY LTD. reassignment NEW SHINE CORPORATION LIMITED. Assignors: TSUI, PAUL Application granted granted Critical Publication of US6176109B1 publication Critical patent/US6176109B1/en Assigned to NEW SHINE CORPORATION LIMITED. reassignment KWONG WAH LOCK MANUFACTORY LTD. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Kwong Wah Lock Manufactory Ltd filed Critical Kwong Wah Lock Manufactory Ltd Priority to US09/407,074 priority Critical patent/US6176109B1/en Assigned to KWONG WAH LOCK MANUFACTORY LTD. Original Assignee Kwong Wah Lock Manufactory Ltd Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US09/407,074 Inventor Paul Tsui Current Assignee (The listed assignees may be inaccurate. Google Patents US6176109B1 - Combination lockĭownload PDF Info Publication number US6176109B1 US6176109B1 US09/407,074 US40707499A US6176109B1 US 6176109 B1 US6176109 B1 US 6176109B1 US 40707499 A US40707499 A US 40707499A US 6176109 B1 US6176109 B1 US 6176109B1 Authority US United States Prior art keywords unlocking false groove combination lock aperture Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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