Battery quick-release structure for an electric mobility scooter

• US 20070119641A1
• Filed: 11/30/2005
• Published: 05/31/2007
• Est. Priority Date: 11/30/2005
• Status: Active Grant

• Current Assignee: Karma Medical Products Co., Ltd.
• Original Assignee: Karma Medical Products Co., Ltd.
• Inventors: Tien, Cheng-Jy
• Granted Patent: US 7,413,045 B2
• Time in Patent Office: Days
• US Class Current: 180/68.500
• CPC Class Codes: B60R 16/04 Arrangement of batteries
• CPC Class Codes: Y10S 903/907 Electricity storage, e.g. battery, capacitor

Abstract

A battery quick-release structure for an electric mobility scooter includes a chassis, a battery case, hasps, retainers, connection rods, a handle, and elastic members. The battery case is mounted on the chassis. The retainers are disposed on the chassis. The battery case is provided with the hasps. The hasps are pivotally connected to the connection rods. The connection rods are connected to the handle. Both ends of each elastic member are respectively connected to the hasp and the battery case. The hasps are normally locked to the retainers. The battery case is released for portability by pulling up the handle for the connection rods are to free the hasps from the retainers.

Claims

1. A battery quick-release structure for an electric mobility scooter comprising a chassis, a support unit, a battery case, hasps, retainers, connection rods, a handle, and elastic members;

the support unit being fixedly connected to the chassis and comprising a lever and bracket rods, the bracket rods holding the edge of the battery case, the lever stretching over and being fixed to the chassis, the retainers being disposed on the lever, the battery case being disposed with a slot to engage with the lever, the hasp being made in curved shape and pivotally connected to the battery case, a first end of the hasp being a hook portion in relation to the retainer, a second end of the hasp being pivotally connected to a first end of the connection rod, a second end of the connection rod being connected to the handle, and both ends of the elastic member being respectively connected to the second end of the hasp and the battery case.

2. The battery quick-release structure for an electric mobility scooter of claim 1, wherein the second end of the connection rod is disposed with a slide pin to connect to the handle.

3. The battery quick-release structure for an electric mobility scooter of claim 1, wherein hasp holders further extend from both sides of the battery case to rest on the bracket rods of the support unit.

4. The battery quick-release structure for an electric mobility scooter of claim 3, wherein a guide plate is further fixed to each of the hasp holders;

a chute being disposed on the guide plate;

a slide pin being disposed on the second end of the connection rod, the slide pin penetrating through the chute.

5. The battery quick-release structure for an electric mobility scooter of claim 3, wherein each of the hasp holders comprises a flap and ribbed plates, the ribbed plates being located underneath the flap.

6. The battery quick-release structure for an electric mobility scooter of claim 1, wherein the hook portion of the hasp has an outer slope.