CN87202887U

CN87202887U - Size adjustable last

Info

Publication number: CN87202887U
Application number: CN 87202887
Authority: CN
Inventors: 李文刚
Original assignee: Individual
Current assignee: Individual
Priority date: 1987-03-11
Filing date: 1987-03-11
Publication date: 1988-02-03

Abstract

The utility model discloses a new size adjustable last. The maintenance of the leather shoes needs a built-in last, but various lasts can not have a larger adjustment in sizes to satisfy various leather shoes in the past. The utility model designs four parts for the last in order to make the last be suitable for the leather shoes of various styles and sizes, which comprises (1) a front last, (2) a middle last, (3) a back clip, and (4) an insole. The front last and the middle last comprise soft bags and ball-shaped separate fillers. The utility model is characterized in that the soft bags and the inner ball-shaped separate fillers can easily change the shapes of the front last and the middle last to achieve the goal of being suitable for the leather shoes of various sizes and styles.

Description

Size adjustable last

Fill in fillers in the leather shoes, can keep the normal type shape of leather shoes, be convenient to the long preservation of leather shoes, prolong the leather shoes life-span.Past for many years countries in the world inventions produced the fillers of many styles and kind.But these fillers all have some shortcomings, and for example: a pair of fillers can only be used for a kind of footwear of pattern, or are applicable to two kinds of footwear that the pattern difference is little.For the footwear of different size, fillers in the past can not be regulated self tension force and size well.Thereby, be that a pair of fillers only is suitable for a pair of leather shoes under many circumstances.

The invention provides a kind of novel Size adjustable last, it can solve the shortcoming of fillers existence before effectively, and can reach a pair of fillers can be suitable for various sizes and pattern in sizable size and scope footwear.

Principle of the present invention

The a pair of fillers is made up of left and right two fillers, every fillers all is made up of four parts, support promptly, support, back folder and shoe-pad are formed, the soft bag that preceding support is made by flexible material is formed with the interior spherical filler of adorning that separates of soft bag, support can be by one or two, three constitute the same soft bag with preceding support and the spherical filler that separates is formed, after press from both sides by two clips about side by side and form.Each clip all is made up of inner and outer clamp clip; Inner clamp piece and outer intermediate plate all are made up of the soft bag of softness, fill sponge in it, cotton or other flexibility filler.The frame for movement of clip is identical with the typical clamp principle.The type shape of shoe-pad and the type shape of common shoe-pad are just the same, but it can be made by flexible plastic, hard rubber, also can be compiled or cloth be made by line.Require some rigidity of shoe-pad in a word.The size of shoe-pad is not too big, is less than the overall size that preceding support, support and back folder are lined up, generally with 32-34 number be advisable (old-fashioned footwear sizes standard)

Description of drawings

Fig. 1 represents a kind of cut-away view of fillers

Fig. 2, the schematic diagram of back folder

Fig. 3, use principle figure

The 1st, the soft bag of preceding support, it is made by cloth, and its type shape is as the bag of an oval type; The 2nd, be sewn on the loose taut band on the soft bag, it plays a part to regulate soft bag monolithic devices shape and changes; The 3rd, the spherical separation filler in the soft bag, it can be made of plastics, and also can be made by expandable polystyrene; The 4th, the coupling part of the soft bag of preceding support and shoe-pad; The 5th, shoe-pad; The 6th, the soft bag of support, its type shape roughly becomes square, on soft bag loose taut band is arranged in the same old way; The 7th, spherical separation filler, just the same with the spherical separator of preceding support; The 8th, the loose taut band on the soft bag 6; The 9th, the back folder; The 10th, the connecting portion of back folder and shoe-pad; The 11st, the connecting portion of support and shoe-pad; The 12nd, the spring of back folder; 13 and 13b be that two leg lock, intermediate plate 9a and 9b of each back folder is installed in respectively on two leg lock.

During work, at first fillers is filled in the shoes, support before promoting, support is evenly propped up the front portion of shoes before making, and pushes support then, withstands preceding support.After two, be clipped in the upper of a shoe both sides at last, thereby the in-board clip of folder is withstood support and is reached the purpose of propping up shoes after relying on two.

Claims

1, the fillers of the leather shoes of a kind of applicable various pattern and different size, of the present utility model being characterised in that;

A. fillers is made up of preceding support, support, back folder and shoe-pad four parts;

B. support is made up of with the inner spherical filler that separates soft bag with support before.

2, by the described fillers of claim 1, it is characterized in that preceding support, support with after be clipped in 4 places--coupling part, 11 places of the soft bag of preceding support and shoe-pad the connecting portion and 10 places of shoe-pad--support with--afterwards pressed from both sides and linked to each other with shoe-pad with the connecting portion of shoe-pad.

3, by the described fillers of claim 1, it is characterized in that the back folder is made up of two left and right sides clips side by side, and each clip is made up of inner clamp piece and outer intermediate plate all, inner clamp piece is all formed by soft bag of softness with outer intermediate plate.