{"id":216311,"date":"2024-10-19T14:01:44","date_gmt":"2024-10-19T14:01:44","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-70962020\/"},"modified":"2024-10-25T07:05:16","modified_gmt":"2024-10-25T07:05:16","slug":"bs-en-iso-70962020","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-70962020\/","title":{"rendered":"BS EN ISO 7096:2020"},"content":{"rendered":"<p><b>1.1<\/b><\/p>\n<p>This document specifies, in accordance with ISO&nbsp;10326\u20111:2016, a laboratory method for measuring and evaluating the effectiveness of the seat suspension in reducing the vertical whole-body vibration transmitted to the operator of earth-moving machines at frequencies between 1&nbsp;Hz and 20&nbsp;Hz. It also specifies acceptance criteria for application to seats on different machines.<\/p>\n<p><b>1.2<\/b><\/p>\n<p>This document is applicable to operator seats used on earth-moving machines as defined in ISO&nbsp;6165.<\/p>\n<p><b>1.3<\/b><\/p>\n<p>This document defines the input spectral classes required for the following earth-moving machines. Each class defines a group of machines having similar vibration characteristics:<\/p>\n<ul>\n<li>\n<p>rigid-frame dumpers &gt;4&nbsp;500&nbsp;kg operating mass;<\/p>\n<\/li>\n<li>\n<p>articulated-frame dumpers;<\/p>\n<\/li>\n<li>\n<p>scrapers without axle or frame suspension<sup>1<\/sup>;<\/p>\n<\/li>\n<li>\n<p>wheeled loaders &gt;4&nbsp;500&nbsp;kg operating mass;<\/p>\n<\/li>\n<li>\n<p>graders;<\/p>\n<\/li>\n<li>\n<p>wheeled dozers;<\/p>\n<\/li>\n<li>\n<p>soil compactors;<\/p>\n<\/li>\n<li>\n<p>backhoe loaders;<\/p>\n<\/li>\n<li>\n<p>crawler dumpers;<\/p>\n<\/li>\n<li>\n<p>crawler loaders;<\/p>\n<\/li>\n<li>\n<p>crawler-dozers \u226450&nbsp;000&nbsp;kg operating mass<sup>2<\/sup>;<\/p>\n<\/li>\n<li>\n<p>compact dumpers \u22644&nbsp;500&nbsp;kg operating mass;<\/p>\n<\/li>\n<li>\n<p>wheeled compact loaders \u22644&nbsp;500&nbsp;kg operating mass;<\/p>\n<\/li>\n<li>\n<p>skid-steer loaders, wheeled \u22644&nbsp;500&nbsp;kg and tracked \u22646&nbsp;000&nbsp;kg operating mass.<\/p>\n<\/li>\n<\/ul>\n<p><b>1.4<\/b><\/p>\n<p>The following machines impart sufficiently low vertical vibration inputs at frequencies between 1&nbsp;Hz and 20&nbsp;Hz to the seat during operation that these seats do not require suspension for the attenuation of transmitted vibration:<\/p>\n<ul>\n<li>\n<p>excavators, including walking excavators and cable excavators<sup>3<\/sup>;<\/p>\n<\/li>\n<li>\n<p>trenchers;<\/p>\n<\/li>\n<li>\n<p>landfill compactors;<\/p>\n<\/li>\n<li>\n<p>non-vibratory rollers, except soil compactors;<\/p>\n<\/li>\n<li>\n<p>vibratory rollers, except soil compactors;<\/p>\n<\/li>\n<li>\n<p>pipelayers;<\/p>\n<\/li>\n<li>\n<p>horizontal directional drills (HDD).<\/p>\n<\/li>\n<\/ul>\n<p><b>1.5<\/b><\/p>\n<p>The tests and criteria defined in this document are intended for operator seats used in earth-moving machines of conventional design.<\/p>\n<blockquote>\n<p>NOTE Other tests can be appropriate for machines with design features that result in significantly different vibration characteristics.<\/p>\n<\/blockquote>\n<p><b>1.6<\/b><\/p>\n<p>Vibration which reaches the operator other than through the seat, for example that sensed by the operator\u2019s feet on the platform or control pedals or by the operator\u00b4s hands on the steering-wheel, is not covered.<\/p>\n<p><sup>1<\/sup> For scrapers with suspension, either a seat with no suspension can be used, or one having a suspension with high damping.<\/p>\n<p><sup>2<\/sup> For crawler dozers greater than 50&nbsp;000&nbsp;kg, the seat performance requirements are suitably provided by a cushion type seat.<\/p>\n<p><sup>3<\/sup> For excavators, the predominant vibration is generally in the fore and aft (X) axis.<\/p>\n<h4>PDF Catalog<\/h4>\n<table border=\"1px\" class=\"des-table\">\n<tr>\n<th>PDF Pages<\/th>\n<th>PDF Title<\/th>\n<\/tr>\n<tr>\n<td><b>2<b><\/td>\n<td>National foreword  <\/td>\n<\/tr>\n<tr>\n<td><b>4<b><\/td>\n<td>European foreword  <\/td>\n<\/tr>\n<tr>\n<td><b>5<b><\/td>\n<td>Annex ZA (informative) Relationship between this European Standard and the essential requirements of Directive2006\/42\/EC aimed to be covered  <\/td>\n<\/tr>\n<tr>\n<td><b>7<b><\/td>\n<td>Foreword  <\/td>\n<\/tr>\n<tr>\n<td><b>9<b><\/td>\n<td>Introduction  <\/td>\n<\/tr>\n<tr>\n<td><b>11<b><\/td>\n<td>1 Scope  <\/td>\n<\/tr>\n<tr>\n<td><b>12<b><\/td>\n<td>2 Normative references <br \/> 3 Terms, definitions, symbols and abbreviated terms <br \/> 3.1 Terms and definitions  <\/td>\n<\/tr>\n<tr>\n<td><b>13<b><\/td>\n<td>3.2 Symbols and abbreviated terms  <\/td>\n<\/tr>\n<tr>\n<td><b>14<b><\/td>\n<td>4 General <br \/> 5 Test conditions and test procedure <br \/> 5.1 General <br \/> 5.2 Simulation of vibration  <\/td>\n<\/tr>\n<tr>\n<td><b>15<b><\/td>\n<td>5.3 Test seat <br \/> 5.3.1 General <br \/> 5.3.2 Run-in <br \/> 5.3.3 Seat adjustment <br \/> 5.4 Test person and posture  <\/td>\n<\/tr>\n<tr>\n<td><b>16<b><\/td>\n<td>5.5 Input vibration <br \/> 5.5.1 Simulated input vibration test to evaluate the SEAT factor <br \/> 5.5.2 Damping test  <\/td>\n<\/tr>\n<tr>\n<td><b>17<b><\/td>\n<td>5.5.3 Damping test for active and semi-active suspension systems <br \/> 5.6 Tolerances on input vibration <br \/> 5.6.1 General <br \/> 5.6.2 Distribution function <br \/> 5.6.3 Power spectral density and rms values  <\/td>\n<\/tr>\n<tr>\n<td><b>18<b><\/td>\n<td>6 Acceptance values <br \/> 6.1 SEAT factor <br \/> 6.2 Damping performance  <\/td>\n<\/tr>\n<tr>\n<td><b>19<b><\/td>\n<td>7 Seat identification <br \/> 8 Information for use <br \/> 8.1 General <br \/> 8.2 Test report  <\/td>\n<\/tr>\n<tr>\n<td><b>33<b><\/td>\n<td>Bibliography  <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><b>Earth-moving machinery. Laboratory evaluation of operator seat vibration<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2020<\/td>\n<td>34<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":216312,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-216311","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/216311","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/216312"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=216311"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=216311"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=216311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}