Brakeable hand truck
Patent 5433464 Issued on July 18, 1995. Estimated Expiration Date: 
September 13, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
September 13, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorApplicationNo. 120590 filed on 09/13/1993US Classes:280/47.27, With toe (e.g., warehouse truck)188/22, Two-wheel188/329Rotary cam abutting shoe endsExaminersPrimary: Johnson, Brian L.Attorney, Agent or FirmForeign Patent References
International ClassesB62B 001/10B60T 001/06 AbstractA kit capable of converting a hand truck to one which is brakeable. A set of brake shoes are provided within appropriately sized wheels which are actuatable by a cable connected to each cam follower. At the mid-point of the cable is located a lever releasably attached to the hand truck frame. By this arrangement, equal pressure is applied to each brake shoe simultaneously to avoid the hand truck pulling in one direction when the brakes are applied. | |
