![]() Pin-tumbler locks of the concentric cylinder type of the prior art are described and shown in the early patents of Linus Yale (U.S.This invention relates to pin-tumbler locks that are pick-resistant, and more particularly to pin-tumbler locks of both the concentric cylinder type and the tandem disk type that include defensive means to resist picking.Y10T70/7667- Operating elements, parts and adjuncts.Y10T- TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION.Y10- TECHNICAL SUBJECTS COVERED BY FORMER USPC. ![]() Y- GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS AND DIGESTS.E05B27/0057- Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in with increased picking resistance.E05B27/083- Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in operated by the edge of the key arranged axially of the split-pin tumbler type.E05B27/08- Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in operated by the edge of the key arranged axially.E05B27/02- Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in operated by the edge of the key.E05B27/001- Rotors having relatively movable parts, e.g.E05B27/00- Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in.E05B- LOCKS ACCESSORIES THEREFOR HANDCUFFS.E05- LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES.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 Individual filed Critical Individual Priority to US08/905,415 priority Critical patent/US5964111A/en Application granted granted Critical Publication of US5964111A publication Critical patent/US5964111A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee Individual 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.) Lambert Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US08/905,415 Inventor Carl L. Google Patents Pick-resistant pin-tumbler lockÄownload PDF Info Publication number US5964111A US5964111A US08/905,415 US90541597A US5964111A US 5964111 A US5964111 A US 5964111A US 90541597 A US90541597 A US 90541597A US 5964111 A US5964111 A US 5964111A Authority US United States Prior art keywords cylindrical locking pin bore pin hole Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US5964111A - Pick-resistant pin-tumbler lock US5964111A - Pick-resistant pin-tumbler lock
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