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by Tilli
Wed Sep 05, 2018 6:23 pm
Forum: Help on using FreeCAD
Topic: auto-update? and other questions
Replies: 18
Views: 709

re : other questions

. . . for inclusion to the standard program suite on machines here . . . supplement to our too-expensive licence-limited software . . . IT dept . . . . . . hope you can use FreeCAD in your professional environment . . . . . . its still free software, and corporate likes the word FREE... . . . prett...
by Tilli
Wed Sep 05, 2018 2:30 pm
Forum: Help on using FreeCAD
Topic: [WORKED-AROUND] PD-Draft Angle arc-tan atan() Expression Bug -- "Unit mismatch between ..."
Replies: 4
Views: 262

Re: PD-Draft Angle arc-tan atan() Expression Bug -- "Unit mismatch between ..."

Try this: atan( ( OutlineMasterSketch.Constraints.TallerSide - OutlineMasterSketch.Constraints.ShorterSide ) / OutlineMasterSketch.Constraints.WidthSideToSide ) / deg Why does this work? The inverse functions produce a trailing "deg". For example, open a spreadsheet and enter tan(.5), atan(.5), cos...
by Tilli
Tue Aug 14, 2018 12:07 am
Forum: Help on using FreeCAD
Topic: [WORKED-AROUND] PD-Draft Angle arc-tan atan() Expression Bug -- "Unit mismatch between ..."
Replies: 4
Views: 262

[WORKED-AROUND] PD-Draft Angle arc-tan atan() Expression Bug -- "Unit mismatch between ..."

Buggy-Expressions-or-PDDraftAngle-01.png Buggy-Expressions-or-PDDraftAngle-02.png Hi Again Just to ask about (what seemed to be) buggy behaviour when I was trying to use an Expression to control a PartDesign Pad's Draft-Angle but it staunchly refuses to let me! :o :( Simple example, with file attac...
by Tilli
Mon May 28, 2018 10:51 pm
Forum: Help on using FreeCAD
Topic: Is numbering reliable during history forward/backward ? - Dissection of Other People's Files
Replies: 6
Views: 192

Thanks, but Plot Thickens - re: numbering history and dissecting files

. . . you need a empty tanck . . . select the external face . . . Thanks for responding @meme2704, but no, the hollowed-out tank was @coops1's project . That other thread was merely the event which sparked my avalanche of thoughts and questions. Tank-hollowing was just the "carrier-wave," not the s...
by Tilli
Mon May 28, 2018 8:01 am
Forum: Help on using FreeCAD
Topic: Is numbering reliable during history forward/backward ? - Dissection of Other People's Files
Replies: 6
Views: 192

Is numbering reliable during history forward/backward ? - Dissection of Other People's Files

tdem_cb.Thickness.Face7.png tdem_cb.Revolution.Face1.png Hi Again, Context : attempting to learn by dissection of other people's files. I was asking @chrisb about Face selections in his use of Thicknessing in another thread , something I've been struggling with since @NormandC alerted me to Thickne...
by Tilli
Sun May 27, 2018 9:22 pm
Forum: Help on using FreeCAD
Topic: I always have to redo my designs. What am I doing wrong?
Replies: 16
Views: 588

"I Spy" Book Of... - re: I always have to redo my designs. What am I doing wrong?

. . . FreeCAD advice . . . issue exists in commercial software too. . . . is quite capable . . . I use it as an experienced consulting engineer . . . can attest to the having same difficulties and limitations as you are experiencing with FreeCAD, but with incredibly expensive hardware/software and ...
by Tilli
Sun May 27, 2018 2:30 pm
Forum: Help on using FreeCAD
Topic: Messed up the settings in need of help
Replies: 7
Views: 197

the "IMPORTANT INFO" link - re: Messed up the settings in need of help

. . . something with the code . . . Ah, no, that's just my way of keeping the requested info in a neat block. It's copy-pasted from the Help Menu's "About FreeCAD" box. Can you access the Help Menu >> "About FreeCAD" or is that covered up by the Combo-View panel? Really recommend you check the cons...
by Tilli
Sun May 27, 2018 1:48 pm
Forum: Help on using FreeCAD
Topic: Messed up the settings in need of help
Replies: 7
Views: 197

Re: Messed up the settings in need of help

. . . changed some settings in combo view . . . same size as as the screen . . . I've read many times NormandC recommending users to delete their config files after the interface goes weird. But this really starts to get into territory where IMPORTANT info matters --- OS and Versions etc... For exa...
by Tilli
Sun May 27, 2018 12:51 pm
Forum: Help on using FreeCAD
Topic: creating an air pressure tank
Replies: 58
Views: 1600

Safe Physics - re: creating an air pressure tank

coops1 wrote:
Sun May 27, 2018 12:16 pm
. . . 100psi . . . 3mm aluminium . . .
Hopefully some of those who are expert in engineering will chip in.

:)
by Tilli
Sun May 27, 2018 12:45 pm
Forum: Help on using FreeCAD
Topic: creating an air pressure tank
Replies: 58
Views: 1600

Thickness - re: creating an air pressure tank

tdem_cb.Thickness.Face7.png . . . a revolved sketch . . . used thickness . . . Hi @chrisb I've been struggling to get to grips with Thickness myself, since @NormandC gave me the heads-up in my corrugated-sheeting project . I've read both Part Thickness and PartDesign Thickness and tried it for myse...

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