Flexible battery charger adaptable to the batteries of the mobile phones of different sizes

• US 6,348,776 B2
• Filed: 01/11/2001
• Issued: 02/19/2002
• Est. Priority Date: 01/17/2000
• Status: Expired due to Fees

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Kim, Bong-Do
• Primary Examiner(s): Tso, Edward H.
• Application Number:
  US09/758,294
• Publication Number:
  US 20010008373A1
• Time in Patent Office: 404 Days
• Field of Search: 320/106, 320/110, 320/112, 320/116
• US Class Current: 320/110
• CPC Class Codes: H02J 7/0045 concerning the insertion or the connection of the batteries

Abstract

A mobile battery charger for charging different size of detachable battery packs which includes an upper casing frame having a charging groove for charging a detached battery pack, and a lower casing frame coupled to the upper casing frame for holding a printed circuit board, wherein a moveable support plate is provided between the upper and lower casing frames to adjustably receive the battery packs of different sizes.

Claims

1. A mobile battery charger for charging a plurality of battery packs, said battery packs having different sizes, comprising:

an upper casing frame having at least one first charging groove for retaining said battery packs;

a lower casing frame coupled to said upper casing frame;

a printed circuit board disposed in a substantially horizontal orientation of said lower casing frame and coupled to a direct current input jack; and

a moveable support plate disposed between said upper casing frame and said lower casing frame being adaptable to receive said battery packs of different sizes.

2. The battery charger as defined in claim 1, further comprising:

at least one guide pin mounted under said moveable support plate, and

at least one boss element having an elongated hole coupled to the top surface of said lower casing frame for slidably receiving said guide pin in a vertical direction.

3. The battery charger as defined in claim 2, further comprising a spring element covering circumferentially around said guide pin for supporting said movable support plate in a upward direction at one end and contacting the upper portion of said boss element at the other end.

4. The battery charger as defined in claim 1, further comprising at least one second charging groove for retaining a mobile phone with a detachable battery.

5. The battery charger as defined in claim 1, further comprising a plurality of contact means protruding from the top surface of said movable support plate for charging said battery packs, said contact means coupled to said printed circuit board.

6. The battery charger as defined in claim 1, wherein said movable support plate having at least one opening for receiving at least one contact means coupled to said printed circuit board.

7. The battery charger as defined in claim 1, wherein said movable support plate defines one portion of the boundary of said first charging groove, said movable support plate being detachable away from the other boundary of said first charging groove.

8. The battery charger as defined in claim 1, further comprising a light source means coupled to said upper casing frame for indicating a completion of said charging.