Trolley with supporting stand

• US 4,155,527 A
• Filed: 04/20/1978
• Issued: 05/22/1979
• Est. Priority Date: 04/21/1977
• Status: Expired due to Term

• Current Assignee: Ake L. Sjoberg
• Original Assignee: Ake L. Sjoberg
• Inventors: Sjoberg, Ake L.
• Primary Examiner(s): Hafer, Robert A.
• Application Number:
  US05/898,394
• Time in Patent Office: 397 Days
• Field of Search: 248/2, 173/22, 173/28, 280/47.17, 280/47.2, 280/47.21, 280/62
• US Class Current: 248/647
• CPC Class Codes: B62B 3/10 characterised by supports specially adapted to objects of definite shape
• CPC Class Codes: E02D 3/046 by tamping or vibrating, e.g. with auxiliary watering of the soil E02D3/026, E02D3/08 take precedence; generating or transmitting mechanical vibrations for performing mechanical work in general B06B; tamping or vibrating apparatus for working ballast or railways E01B27/00, for consolidating paving materials E01C19/30, for consolidating concrete in general E04G21/06

Abstract

A trolley comprising a stand having two parallel side rods with a handlebar and a crossbar respectively connecting the upper and lower ends of the side rods. A plurality of front wheels support the stand at the bottom and a pair of rear wheels are connected to the stand by a support shaft and an adjustable brace. The adjustable brace comprises a tube portion with a spring disposed therein and a leg portion partially received within the tube portion and abuttingly compressing the spring. An adjustable locking device secures the two portions of the brace in various positions. The trolley is adapted to securingly support a ground preparation or compacting tool or the like.

Claims

1. A trolley comprising a stand, a control handle disposed at a first portion of the stand, a plurality of first wheels disposed at a second portion of the stand, the stand being adapted for securingly supporting a tool, a plurality of second wheels, at least one wheel support shaft and at least one brace connecting the second wheels to the stand, a spring operatively connected to the brace, the brace being telescopable against the action of the spring, and locking means for locking the brace in various positions, the brace balancing the weight of the trolley and the tool securingly supported by the trolley.

2. The trolley of claim 1 wherein the first wheels are adjustable for one of forward and backward movement, and lateral movement.