Protection case for combination locks

• US 6,684,668 B1
• Filed: 04/08/2003
• Issued: 02/03/2004
• Est. Priority Date: 04/08/2003
• Status: Expired due to Fees

• Current Assignee: Federal Lock Co., Ltd.
• Original Assignee: Federal Lock Co., Ltd.
• Inventors: Hsueh Lee, Hsiu Chen
• Primary Examiner(s): Gall, Lloyd A.
• Application Number:
  US10/408,439
• Time in Patent Office: 301 Days
• Field of Search: 70/51, 70/52, 70/54--56, 70/25, 704/17, 70D/IG.43, 70D/IG.56, 703/12, 702/84, 702/85
• US Class Current: 70/56
• CPC Class Codes: E05B 67/02 Cases
• CPC Class Codes: E05B 67/38 Auxiliary or protective devices weather protection E05B17/002; armoured cases E05B67/04
• CPC Class Codes: Y10T 70/489 Housings
• CPC Class Codes: Y10T 70/498 Shields or canopies
• CPC Class Codes: Y10T 70/7305 Manually operable
• CPC Class Codes: Y10T 70/7921 Armoring

Abstract

A protection case includes a first part having an open top so as to receive the body of the lock therein and an aperture is defined through a wall of the first part and located in alignment with the key hole of the lock. An opening is defined through a bottom of the first part so as to enclose the digit rings of the lock. A second part is securely mounted on the top of the body and includes a first hole through which the shackle of the lock extends, and a second hole which is located in alignment with the locking hole.

Claims

1. A protection case for locks which has a body with a shackle connected to a top of the body and a locking hole defined in the top of the body, a key hole defined in a side of the body and a plurality of rings with digits located at a bottom of the body, the protection case comprising:

a first part having an open top so as to be adapted to receive the body in the first part, an aperture defined through a wall of the first part and adapted to be located in alignment with the key hole of the lock, an opening defined through a bottom of the first part so as to be adapted to enclose the rings of the lock, and

a second part adapted to be securely mounted on the top of the body and includes a first hole which is adapted to allow the shackle to extend, and a second hole which is adapted to be located in alignment with the locking hole.

2. The protection case as claimed in claim 1, wherein two flanges extending from a periphery of the open top and each flange includes a groove, a U-shaped retaining member slidably engaged with the grooves.

3. The protection case as claimed in claim 1 further comprising two holes defined through the second part and adapted to be located beneath a projection of the shackle.