Trolley bag

Abstract

The present invention provides an improved trolley bag comprising a primary bag unit, a left bag unit, a right bag unit and collapsible bag units; wherein the collapsible bag units are provided between the primary bag unit and the left bag unit as well as between the primary bag unit and the right bag unit respectively in order to form one single trolley bag and such that the trolley bag is of a collapsible function for extending and collapsing thereof. As a result, the improved trolley bag of the present invention can be used for carrying conventional items under a collapsed configuration and can be advantageously used for carrying elongated items including such as golf clubs under an extended configuration. Accordingly, the practical applications and usefulness of the improved trolley bag of the present invention are increased and enhanced.

Description

TECHNICAL FIELD OF THE INVENTION [0001]The present invention is related to a bag with an improved structure for carrying cargo and articles, in particular, to an improved trolley bag with wheels having a collapsible structure for extension or retraction thereof.DESCRIPTION OF THE PRIOR ART [0002]Currently, the shapes of conventional trolley bags are often of the configurations of fixed lengths and sizes. For the trolley bags designed for carrying travelling gear and luggage, the length of such trolley bags are often longer in length than conventional luggage bags or suitcases; despite their longer length than ordinary luggage bags and suitcases, they are, however, not long enough for carrying special items such as golf equipment that require a much longer luggage bags. As a result, in order to accommodate different length of carrying items and luggage, more than luggage bags in different lengths are required, which is inconvenient and non-economic to users. In addition, for a single...

AI Technical Summary

Benefits of technology

[0004]To achieve the aforementioned objective, the present invention provides an improved trolley bag comprising a primary bag unit, a left bag unit, a right bag unit and collapsible bag units; wherein the collapsible bag units are provided between the primary bag unit and the left bag unit as well as between the primary bag unit and the right bag unit respectively in order to form the improved trolley bag integrally as one single bag and such that the improved trolley bag is of a collapsible function for extending and collapsing thereof. In addition, a top surface of the overall trolley bag comprises a zipper strap as part of a bag opening of the trolley bag. The left and right bag units further comprise a locking ring provided thereon respectively and the primary bag unit further comprises a locking buckle for correspondingly buckling onto the locking rings whereby when the improved trolley bag

Problems solved by technology

For the trolley bags designed for carrying travelling gear and luggage, the length of such trolley bags are often longer in length than conventional luggage bags or suitcases; despite their longer length than ordinary luggage bags and suitcases, they are, however, not long enough

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