# US 10,480,608 B2 · Machine vibration isolation > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,480,608 B2 - Document ID: US10480608B2 - Status: Granted - Kind: B2 - Application number: 15/524,443 - Filed: 2015-11-23 - Published: 2018-03-01 - Granted: 2019-11-19 - Earliest claimed: 2014-11-25 - Assignees: Gleason Metrology Systems Corporation - Applicants: Gleason Metrology Systems Corporation - Inventors: Nigel Ramoutar; Edward J. Damron; Jason Kauffman; Kishore N. Lankalapalli - Web page: https://patentgrep.com/patent/US10480608B2 ## CPC - F16F 15/0232: {with at least one gas spring (F16F15/027 takes precedence)} - F16F 9/02: using gas only {or vacuum (F16F9/006 takes precedence)} - F16F 9/50: Special means providing automatic damping adjustment, {i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs}(F16F9/53 takes precedence); {Special means providing self-adjustment of spring characteristics} - F16F 7/00: Vibration-dampers; Shock-absorbers (using fluid F16F5/00, F16F9/00; specific for rotary systems F16F15/10 {; belt tensioners F16H7/12}) - F16F 15/022: {using dampers and springs in combination} - F16F 15/04: using elastic means (single elements or their attachment F16F1/00 - F16F13/00); {(F16F15/023, F16F15/03 take precedence)} - F16M 5/00: Engine beds, i.e. means for supporting engines or machines on foundations - F16M 2200/08: Foot or support base - F16F: SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION - F16M: FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS ## Abstract A machine base (4) comprising a lower base portion (8) and an upper base portion (10) with the upper base portion including a downwardly projecting portion (14) extending to, into or through the lower base portion with no contact between the upper and lower base portions. The machine base further includes at least two vibration and/or shock isolation sub-systems (22, 24). ## Claims ### Claim 1 A gear inspection and measurement machine having two main columns as an operational portion and a machine base with said machine base being configured to reduce or eliminate floor vibration into said operational portion of the machine, said machine base comprising: an upper base portion and a lower base portion, there being no direct contact between said upper base portion and said lower base portion; said lower base portion including a top end and a bottom end, said upper base portion comprising a projecting portion extending downward in a direction toward said lower base portion and further comprising a horizontally extending portion supporting the main columns and located above and attached to said projecting portion; a vibration and/or shock isolating system; said vibration and/or shock isolating system including an upper vibration and/or shock isolating sub-system located between said upper base portion and said lower base portion. ### Claim 2 (depends on 1) The machine of claim 1 wherein said vibration and/or shock isolating system further includes a lower vibration and/or shock isolating sub-system located below said bottom end of said lower base portion. ### Claim 3 (depends on 1) The machine of claim 1 wherein said upper vibration and/or shock isolating sub-system comprises a plurality of air cylinders. ### Claim 4 (depends on 3) The machine of claim 3 wherein levelling of said air cylinders is individually controlled. ### Claim 5 (depends on 3) The machine of claim 3 wherein the number of said air cylinders is three or more. ### Claim 6 (depends on 3) The machine of claim 3 wherein each of said plurality of air cylinders is located on a pedestal. ### Claim 7 (depends on 2) The machine of claim 2 said lower vibration and/or shock isolating sub-system comprises a plurality of levelling pads. ### Claim 8 (depends on 7) The machine of claim 7 wherein the number of said levelling pads is three or more. ### Claim 9 (depends on 7) The machine of claim 7 wherein said levelling pads comprise steel. ### Claim 10 (depends on 9) The machine of claim 9 wherein said levelling pads further include at least one layer of a polymer composite material. ### Claim 11 (depends on 1) The machine of claim 1 wherein said projecting portion extends downward to at least said top end of said lower base portion. ### Claim 12 (depends on 11) The machine of claim 11 wherein said lower base portion includes a recessed portion opening to said top end and wherein said projecting portion extends into said recessed portion. ### Claim 13 (depends on 11) The machine of claim 11 wherein said lower base portion includes an opening extending between the top and bottom ends and wherein said projecting portion extends into said opening. ### Claim 14 The machine of clam 13 wherein said projecting portion extends through said opening to said bottom end or below said bottom end. ### Claim 15 (depends on 1) The machine of claim 1 wherein said upper base portion further comprises a horizontally extending portion located above and attached to said projecting portion. ### Claim 16 (depends on 1) The machine of claim 1 wherein said upper vibration and/or shock isolating sub-system comprises a plurality of isolation pad stacks. ### Claim 17 (depends on 1) The machine of claim 1 wherein said upper vibration and/or shock isolating sub-system comprises a plurality of vibration and/or shock isolators with one or more of said plurality of vibration and/or shock isolators being independently and angularly positionable at an angle with respect to the vertical direction. ### Claim 18 (depends on 17) The machine of claim 17 wherein each of said plurality of vibration and/or shock isolators is located on a pedestal whereby the independent and angular positioning of said each of said plurality of vibration and/or shock isolators if effected by independently and angularly positioning each pedestal. ### Claim 19 (depends on 1) The machine of claim 1 wherein said vibration and/or shock isolating system is a passive system. ### Claim 20 (depends on 1) The machine of claim 1 wherein said vibration and/or shock isolating system includes a control loop. ### Claim 21 (depends on 1) The machine of claim 1 wherein said projecting portion comprises a plurality of individual elements extending downward in a direction toward said lower base portion. ### Claim 22 (depends on 1) The machine of claim 1 wherein said projecting portion in the form of an external skirt-type element. ### Claim 23 (depends on 2) The machine of claim 2 wherein one or both of said upper base portion and said lower base portion is a mechanically tunable tuned mass damper.