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True dimensioning and tolerancing demonstrator

阅读:200发布:2020-08-20

专利汇可以提供True dimensioning and tolerancing demonstrator专利检索,专利查询,专利分析的服务。并且A demonstration device to be used in teaching the principles of maximum material condition, least material condition and true position as they are applied in the drafting technique commonly known as ''''True Dimensioning and Tolerancing.'''' It has particular value in aiding in the visualization of these principles as they apply to the interconnectability and interchangeability of mating parts. The technical terms contained herein are defined in the American National Standard Institute Standard Y14.5 for Dimensioning and Tolerancing Engineering Drawings.,下面是True dimensioning and tolerancing demonstrator专利的具体信息内容。

1. An apparatus for demonstrating the interconnectability and interchangeability of members having dimensions within maximum material condition and least material condition comprising: at least three substantially similarly shaped embodiments of a first member, a first of said embodiments having the dimensions of maximum material condition, a second of said embodiments having the dimensions of least material condition, and the third of said embodiments having dimensions between maximum material condition and least material condition, and at least three substantially similarly shaped embodiments of a second member designed to interconnect with said first member, a first of said embodiments having the dimensions of maximum condition, a second of said embodiments having the dimensions of least material condition, and the third of said embodiments having dimensions between maximum material condition and least material condition.
2. The apparatus of claim 1 wherein the first member has a recessed opening into which thE second member may be fitted.
3. The apparatus of claim 2 wherein the second member contains a hole and the first member contains a pin so placed as to mate with the hole when the second member is fitted into the recessed opening of the first member.
4. The apparatus of claim 3 wherein the first member carries a plurality of pins within the recessed area and the second member has a plurality of holes positioned in a mating relationship such that the pins fit within the holes when the second member is fitted into the recessed area of the first member.
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